| 1 | SpaceXUS | 11,126 | 11,353 | LEO, SSO, VLEO |
| 2 | OneWebUK | 651 | 651 | LEO |
| 3 | Kuiper Systems LLCUS | 391 | 393 | LEO, VLEO |
| 4 | Shanghai Spacecom Satellite Technology LtdCN | 257 | 257 | LEO |
| 5 | China Satellite Network Group Co. Ltd.CN | 246 | 246 | LEO, SSO |
| 6 | Planet Labs, Inc. (Planet)US | 114 | 121 | SSO |
| 7 | General Armaments Dept. of the PLACN | 102 | 103 | GEO, LEO, SSO, VLEO |
| 8 | Space Development AgencyUS | 92 | 92 | LEO |
| 9 | Strategic Support TroopsCN | 89 | 89 | GEO, LEO, MEO, SSO |
| 10 | Iridium Satellite LLCUS | 80 | 80 | LEO |
| 11 | China National Space AdministrationCN | 74 | 74 | GEO, LEO, MEO, SSO |
| 12 | Aerospace Defence ForcesRU | 69 | 69 | GEO, HEO, LEO, SSO |
| 13 | GeeSpaceCN | 63 | 63 | LEO |
| 14 | US Air Force Space and Missile CenterUS | 58 | 58 | GEO, LEO, MEO, SSO |
| 15 | Indian Space Research OrganizationIN | 56 | 56 | GEO, HEO, LEO, SSO, VLEO |
| 16 | China Aerospace CorpCN | 53 | 53 | GEO, HEO, LEO, SSO |
| 17 | Chinese Academy of Space Technology, Beijing (CASC 5th Acad)CN | 51 | 51 | GEO, LEO, SSO |
| 18 | Sitronics GroupRU | 49 | 51 | SSO |
| 19 | SpireUS | 44 | 47 | LEO, SSO |
| 20 | HawkEye 360 Inc.US | 40 | 40 | LEO, SSO |
| 21 | Globalstar Inc.US | 36 | 36 | LEO |
| 22 | Chang Guang Satellite Technology LtdCN | 35 | 49 | SSO |
| 23 | OOO 'Byuro 1440'RU | 34 | 35 | LEO, SSO, VLEO |
| 24 | Beijing Future Navigation Technology Co. Ltd.CN | 33 | 33 | LEO, SSO |
| 25 | NASA Goddard Space Flight CenterUS | 33 | 33 | GEO, HEO, LEO, SSO, VLEO |
| 26 | ICEYEFI | 28 | 30 | LEO, SSO |
| 27 | Guodian HiTech Technology Co Ltd.CN | 28 | 28 | LEO |
| 28 | KineisF | 25 | 25 | SSO |
| 29 | European Space AgencyI-ESA | 24 | 26 | GEO, HEO, LEO, MEO, SSO |
| 30 | Gonets Satellite SystemsRU | 24 | 24 | LEO |
| 31 | Eutelsat SAF | 23 | 23 | GEO |
| 32 | Aerospace Tianmu Satellite Tech. Co. Ltd.CN | 22 | 22 | SSO |
| 33 | D-ORBITI | 22 | 22 | SSO |
| 34 | European Global Navigation Satellite Systems AgencyI-EU | 22 | 22 | MEO |
| 35 | Intelsat S.A., US headquartersUS | 21 | 21 | GEO |
| 36 | SES O3B Networks Ltd.UK | 21 | 21 | LEO, MEO |
| 37 | Aerospace Defence Forces / GLONASS Information-Analytic CenterRU | 20 | 20 | MEO |
| 38 | Shanghai Academy of Space Technology (CASC 8th Acad)CN | 20 | 20 | GEO, HEO, LEO, SSO |
| 39 | URUGUS S.A., Satellogic S.A., Montevideo satellite factoryUY | 18 | 19 | SSO |
| 40 | UnseenLabs SASF | 17 | 19 | SSO, VLEO |
| 41 | BlackSky GlobalUS | 17 | 17 | LEO, SSO, VLEO |
| 42 | Plan-S Satellite and Space TechnologiesTR | 17 | 17 | SSO |
| 43 | Russian Ministry of DefenseRU | 17 | 17 | LEO, SSO |
| 44 | Russian Space ForcesRU | 17 | 17 | LEO |
| 45 | Italian Space Agency / OHB-I (Compagnia Generale per lo Spazio)I | 16 | 16 | SSO |
| 46 | Italian Space AgencyI | 15 | 15 | LEO, MEO, SSO |
| 47 | Italian Space Agency / ArgoTec srlI | 15 | 15 | SSO |
| 48 | National Satellite Meteorological CenterCN | 15 | 15 | GEO, LEO, SSO |
| 49 | Orbcomm Inc.US | 15 | 15 | LEO |
| 50 | State Surveying and Mapping Geographic Information BureauCN | 15 | 15 | LEO, SSO |
| 51 | Korea Aerospace Research InstituteKR | 14 | 14 | GEO, SSO |
| 52 | Avellan Space Technology and ScienceUS | 13 | 13 | LEO |
| 53 | China Resources Satellite Applications Center (CRESDA)CN | 13 | 13 | SSO |
| 54 | King Abdul Aziz City for Science and TechnologySA | 13 | 13 | LEO, SSO |
| 55 | Russian Satellite Communications Co.RU | 13 | 13 | GEO, VLEO |
| 56 | SES S.A.L | 13 | 13 | GEO |
| 57 | AXELSPACE CorporationJ | 12 | 12 | SSO |
| 58 | China 4D Mapping Tech Co. Ltd.CN | 12 | 12 | SSO |
| 59 | Intelsat Ltd, US headquartersUS | 12 | 12 | GEO |
| 60 | O3B Networks Ltd.UK | 12 | 12 | MEO |
| 61 | SES Satellite Leasing Ltd. (Isle of Man)UK | 12 | 12 | GEO |
| 62 | State Adm. for Science, Techn. and Industry for National DefCN | 12 | 12 | GEO, SSO |
| 63 | Yunyao Aerospace Tech Co. (Tianjin) Ltd.CN | 12 | 12 | LEO, SSO |
| 64 | Zhuzhou Space Interstellar Sat.Tech.Co.Ltd / PIESAT Information Technology Co. Ltd.CN | 12 | 12 | SSO |
| 65 | Kepler Communications Inc.CA | 11 | 13 | SSO |
| 66 | Tomorrow.io (The Tomorrow Companies Inc.)US | 11 | 12 | LEO, SSO |
| 67 | European Commission DG-GROW Directorate I/2, Copernicus Unit / European Space AgencyI-EU | 11 | 11 | LEO, SSO |
| 68 | QPS Laboratories Co, Ltd.J | 11 | 11 | LEO, SSO |
| 69 | Synspective Inc.J | 11 | 11 | LEO, SSO |
| 70 | Technical University of BerlinD | 11 | 11 | LEO, SSO |
| 71 | Aerospace Corp.US | 10 | 11 | LEO, SSO, VLEO |
| 72 | Japan Aerospace Exploration AgencyJ | 10 | 11 | LEO, SSO |
| 73 | GHGSat Inc.CA | 10 | 10 | SSO |
| 74 | National Space Research CenterF | 10 | 10 | LEO, SSO |
| 75 | Naval Research LabUS | 10 | 10 | LEO, SSO |
| 76 | Ningxia Jingui Information Technology Co. Ltd. / China Aerospace CorpCN | 10 | 10 | LEO |
| 77 | Orora Technologies GmbHD | 10 | 10 | SSO |
| 78 | Russian Space Forces / GLONASS Information-Analytic CenterRU | 10 | 10 | MEO |
| 79 | SpaceQuestCA/US | 10 | 10 | SSO |
| 80 | State Remote Sensing Center / China Aerospace CorpCN | 10 | 10 | LEO, SSO |
| 81 | Capella Space Corp.US | 9 | 9 | LEO, SSO |
| 82 | China Satellite Communications Corp. Group (China Satcom)CN | 9 | 9 | GEO |
| 83 | Chinese Academy of SciencesCN | 9 | 9 | LEO, SSO |
| 84 | European Meteorological Satellite OrganizationI-EUM | 9 | 9 | GEO, SSO |
| 85 | GeoskanRU | 9 | 9 | SSO |
| 86 | International Maritime Satellite Organization Ltd,UK | 9 | 9 | GEO |
| 87 | Joint Stock Corp. VNIIEMRU | 9 | 9 | SSO |
| 88 | Loft Orbital / EarthDaily AnalyticsUS | 9 | 9 | SSO |
| 89 | Tel Aviv University / Israel Space AgencyIL | 9 | 9 | SSO |
| 90 | US Space Force Space Systems CommandUS | 9 | 9 | GEO, MEO, SSO |
| 91 | USAF SMC/DoD Space Test ProgramUS | 9 | 9 | GEO, LEO, SSO |
| 92 | Wurzburg Center for TelematicsD | 9 | 9 | SSO |
| 93 | China Manned Space Engineering OfficeCN | 8 | 9 | LEO, VLEO |
| 94 | SkyKraftAU | 8 | 9 | SSO |
| 95 | Canadian Space AgencyCA | 8 | 8 | LEO, SSO, VLEO |
| 96 | EU Agency for the Space ProgrammeI-EU | 8 | 8 | MEO |
| 97 | Korea Advanced Institute for Space TechnologyKR | 8 | 8 | SSO |
| 98 | Sirius XM Radio IncUS | 8 | 8 | GEO |
| 99 | Spire Global LuxembourgL | 8 | 8 | SSO |
| 100 | US Air Force Research Laboratories/RV (Space Vehicles Directorate)US | 8 | 8 | GEO, MEO, SSO |
| 101 | ICEYE USUS | 7 | 10 | SSO |
| 102 | ArkEdge SpaceJ | 7 | 8 | SSO |
| 103 | Terra Bella (Planet)US | 7 | 8 | SSO |
| 104 | AerospacelabB | 7 | 7 | SSO |
| 105 | Arabsat, Arab LeagueI-ARAB | 7 | 7 | GEO |
| 106 | General Department of Remote Sensing SatellitesCN | 7 | 7 | GEO, SSO |
| 107 | LusoSpaceP | 7 | 7 | SSO |
| 108 | Moscow State UniversityRU | 7 | 7 | SSO |
| 109 | NASA Langley Research Center / SouthWest Research Institute (Boulder)US | 7 | 7 | LEO, VLEO |
| 110 | National Space OrganizationTW | 7 | 7 | LEO, SSO |
| 111 | NearSpaceLaunchUS | 7 | 7 | SSO |
| 112 | SPUTNIX LtdRU | 7 | 7 | SSO |
| 113 | RKK EnergiyaRU | 6 | 8 | LEO |
| 114 | NASA Ames Research Center, Moffett FieldUS | 6 | 7 | LEO, SSO |
| 115 | AAC Microtec/Clyde Space Ltd.UK | 6 | 6 | SSO |
| 116 | Algerian Space AgencyDZ | 6 | 6 | GEO, SSO |
| 117 | Asia Satellite Telecom, Hong KongHK | 6 | 6 | GEO |
| 118 | Beijing HEAD Aerospace Technology Co. Ltd.CN | 6 | 6 | LEO, SSO |
| 119 | Cabinet Space Strategy Office / Japan Aerospace Exploration AgencyJ | 6 | 6 | GEO, MEO |
| 120 | Deloitte Space, El Segundo / SpireUS | 6 | 6 | SSO |
| 121 | DirecTVUS | 6 | 6 | GEO |
| 122 | Egyptian Space AgencyEG | 6 | 6 | GEO, SSO |
| 123 | Lynk Global, IncUS | 6 | 6 | SSO |
| 124 | Maxar IntelligenceUS | 6 | 6 | LEO, SSO |
| 125 | NASA Johnson Space Flight CenterUS | 6 | 6 | LEO, SSO |
| 126 | National Institute of Aerospace TechnologyE | 6 | 6 | SSO |
| 127 | National Oceanic and Atmospheric AdministrationUS | 6 | 6 | GEO |
| 128 | National Satellite Oceanic Applications CenterCN | 6 | 6 | SSO |
| 129 | PixxelIN | 6 | 6 | SSO |
| 130 | Sky Perfect JSAT Corp.J | 6 | 6 | GEO |
| 131 | Space and Upper Atmosphere Research CommissionPK | 6 | 6 | GEO, LEO, SSO |
| 132 | Space Logistics LLCUS | 6 | 6 | GEO, HEO |
| 133 | Spire / Lacuna SpaceUS | 6 | 6 | SSO |
| 134 | Telesat Canada (Loral)CA | 6 | 6 | GEO, SSO |
| 135 | Turksat Satellite Comm. and Cable TV Operation ASTR | 6 | 6 | GEO |
| 136 | Twenty-First Century Aerospace Technology Co.CN | 6 | 6 | SSO |
| 137 | US Air Force Military Satellite Communications Wing, AFSMC, LAAFBUS | 6 | 6 | GEO |
| 138 | US Air Force Space CommandUS | 6 | 6 | GEO |
| 139 | ZJUNI-SATCN | 6 | 6 | LEO, SSO |
| 140 | ZLZB?CN | 6 | 6 | LEO |
| 141 | AstrocastCH | 5 | 7 | SSO |
| 142 | Micro-Nano Star Space Technology Co. Ltd.CN | 5 | 6 | LEO, SSO |
| 143 | Zhuhai Orbital Control Engineering LtdCN | 5 | 6 | SSO |
| 144 | Baumann Moscow State Technical UniversityRU | 5 | 5 | SSO |
| 145 | Broadcasting Satellite System Corp.J | 5 | 5 | GEO |
| 146 | CASC?CN | 5 | 5 | LEO, SSO |
| 147 | Defense Acquisition Program AdministrationKR | 5 | 5 | LEO, SSO |
| 148 | Defense Advanced Research Projects AgencyUS | 5 | 5 | SSO, VLEO |
| 149 | E-SpaceRW | 5 | 5 | SSO |
| 150 | Fleet Space Technologies Pty LtdAU | 5 | 5 | LEO, SSO |
| 151 | Fossa SystemsE | 5 | 5 | SSO |
| 152 | General Armaments Dept. of the PLA / Chinese Academy of Space Technology, Beijing (CASC 5th Acad)CN | 5 | 5 | GEO |
| 153 | Google Terra BellaUS | 5 | 5 | SSO |
| 154 | Harbin Institute of TechnologyCN | 5 | 5 | LEO, SSO |
| 155 | Hispamar Satelites S.A. / Hispasat SABR | 5 | 5 | GEO |
| 156 | Jet Propulsion LabUS | 5 | 5 | LEO, SSO |
| 157 | Korporatsii RoskosmosRU | 5 | 5 | HEO, SSO |
| 158 | National Cheng Kung UniversityTW | 5 | 5 | SSO |
| 159 | OAO M. Reshetnev Information Satellite SystemsRU | 5 | 5 | GEO, HEO |
| 160 | Seoul National UniversityKR | 5 | 5 | SSO |
| 161 | SingTel Optus Communications PtyAU | 5 | 5 | GEO |
| 162 | Smart Small Satellite Systems (S4) GmbH / Wurzburg Center for TelematicsD | 5 | 5 | SSO |
| 163 | Space and Naval Warfare Systems Command, San DiegoUS | 5 | 5 | GEO, MEO |
| 164 | Space42 PlcUAE | 5 | 5 | LEO, SSO |
| 165 | Star OneBR | 5 | 5 | GEO |
| 166 | Taiwan Space AgencyTW | 5 | 5 | SSO |
| 167 | Umbra LabsUS | 5 | 5 | SSO |
| 168 | US Naval Postgraduate SchoolUS | 5 | 5 | LEO, SSO |
| 169 | ViaSat Inc.US | 5 | 5 | GEO |
| 170 | Xingyun CompanyCN | 5 | 5 | LEO, SSO |
| 171 | US Army Space and Missile Defense Command (USASMDC)US | 4 | 9 | LEO, VLEO |
| 172 | EnduroSat Trading EOODBG/BGN | 4 | 5 | SSO |
| 173 | Topographics Service of the Russian Armed FrocesRU | 4 | 5 | LEO, SSO |
| 174 | Aerospace Defence Forces / VoentelekomRU | 4 | 4 | GEO |
| 175 | Astro DigitalUS | 4 | 4 | LEO, SSO |
| 176 | Cosmoworks Inc.KR | 4 | 4 | SSO |
| 177 | Dish Network Corp.US | 4 | 4 | GEO |
| 178 | EarthTraq Corp.US | 4 | 4 | SSO |
| 179 | EchoStar Global AustraliaAU | 4 | 4 | SSO |
| 180 | Fergani Space Technologies Info. Industry and Trade IncTR | 4 | 4 | LEO, SSO |
| 181 | Gazprom Space SystemsRU | 4 | 4 | GEO |
| 182 | Geospatial Intelligence and Satellite Services AgencyPL | 4 | 4 | SSO |
| 183 | German Aerospace CenterD | 4 | 4 | SSO |
| 184 | Hellenic Space Centre / Orora Technologies GmbHGR | 4 | 4 | SSO |
| 185 | Institute of Space and Astronautical SciJ | 4 | 4 | HEO, LEO, SSO |
| 186 | International Maritime Satellite OrganizationI-INM | 4 | 4 | GEO |
| 187 | Iranian Space AgencyIR | 4 | 4 | LEO, SSO |
| 188 | Kazakh National Space AgnecyKZ | 4 | 4 | GEO, SSO |
| 189 | KLEO Connect GmbH / Shanghai Spacecom Satellite Technology LtdD | 4 | 4 | LEO |
| 190 | Kleos Space SAL | 4 | 4 | LEO |
| 191 | Loft OrbitalUS | 4 | 4 | SSO |
| 192 | Mohammed bin Rashid Space Centre, EIASTUAE | 4 | 4 | SSO |
| 193 | Momentus SpaceUS | 4 | 4 | SSO |
| 194 | Norwegian Space AgencyN | 4 | 4 | SSO |
| 195 | NPO Applied MechanicsRU/SU | 4 | 4 | LEO, MEO |
| 196 | Paradigm Secure Comms, Astrium ServicesUK | 4 | 4 | GEO |
| 197 | PIESAT Information Technology Co. Ltd.CN | 4 | 4 | SSO |
| 198 | PlanetiQUS | 4 | 4 | SSO |
| 199 | Rosgidromet NITs Planeta / Joint Stock Corp. VNIIEMRU | 4 | 4 | SSO |
| 200 | Rosgidromet NITs Planeta / NPO Lavochkin, fil. ORKKRU | 4 | 4 | GEO |
| 201 | Royal Netherlands Air Force, Guided Missile GroupNL | 4 | 4 | SSO |
| 202 | SateliotE | 4 | 4 | SSO |
| 203 | SATLANTISE | 4 | 4 | SSO |
| 204 | SES AmericomUS | 4 | 4 | GEO |
| 205 | Shanghai Engineering Center for Microsatellites, SIMITCN | 4 | 4 | SSO |
| 206 | SouthWest Research Institute / NASA Goddard Space Flight CenterUS | 4 | 4 | SSO |
| 207 | Space and Naval Warfare Systems Command, Space Field ActivityUS | 4 | 4 | GEO, SSO |
| 208 | Spire Global Luxembourg / Myriota Pty LtdL | 4 | 4 | SSO |
| 209 | Strategic Support Troops / GCDX?CN | 4 | 4 | SSO |
| 210 | TelesatCA | 4 | 4 | GEO |
| 211 | Telesat CanadaCA | 4 | 4 | GEO |
| 212 | Tokyo UniversityJ | 4 | 4 | SSO |
| 213 | True Anomaly Inc.US | 4 | 4 | LEO, SSO |
| 214 | United States Space ForceUS | 4 | 4 | GEO |
| 215 | US Air Force Space and Missile Center / Defense Information Systems AgencyUS | 4 | 4 | GEO |
| 216 | US Space Force Space and Missile CenterUS | 4 | 4 | LEO, MEO |
| 217 | Kyushu Instiute of TechnologyJ | 3 | 4 | SSO, VLEO |
| 218 | OQ TechnologyL | 3 | 4 | SSO |
| 219 | Samara National Research UniversityRU | 3 | 4 | LEO, SSO |
| 220 | Spire / NorthStar Earth and SpaceUS | 3 | 4 | SSO |
| 221 | University of Colorado, BoulderUS | 3 | 4 | LEO, SSO |
| 222 | AAC Microtec/Clyde Space Ltd. / Wyvern Inc.UK | 3 | 3 | SSO |
| 223 | Aistech SpaceE | 3 | 3 | SSO |
| 224 | Al Yah Satellite Communications Co. PrJscUAE | 3 | 3 | GEO, SSO |
| 225 | Alba Orbital UGD | 3 | 3 | SSO |
| 226 | AMSAT North America (Radio Amateur Satellite Corp)US | 3 | 3 | LEO, SSO |
| 227 | Apex SpaceUS | 3 | 3 | SSO |
| 228 | Asia Pacific TelecomHK | 3 | 3 | GEO |
| 229 | Asia-Pacific Satellite Broadband Communication (Shenzhen)CN | 3 | 3 | GEO, MEO |
| 230 | Avanti Communications Group plcUK | 3 | 3 | GEO |
| 231 | Azerkosmos, Min. of Comms and IT.AZ | 3 | 3 | GEO, SSO |
| 232 | BAE Systems Digital Intelligence (Detica) / BAE In-Space MissionsUK | 3 | 3 | SSO |
| 233 | Cesium Astro, Inc.US | 3 | 3 | SSO |
| 234 | Chang Guang Satellite Technology Ltd / Meishan Huantian Smart Tech Co LtdCN | 3 | 3 | SSO |
| 235 | China Aerospace Science and Industry Corp.CN | 3 | 3 | SSO |
| 236 | Defense Research and Development Canada / UTIAS Space Flight LaboratoryCA | 3 | 3 | SSO |
| 237 | DigitalGlobeUS | 3 | 3 | SSO |
| 238 | DMC International ImagingUK | 3 | 3 | SSO |
| 239 | Earth Fire AllianceUS | 3 | 3 | SSO |
| 240 | Echostar CorpUS | 3 | 3 | GEO |
| 241 | European Space Agency / European Global Navigation Satellite Systems AgencyI-ESA | 3 | 3 | MEO |
| 242 | ExotrailF | 3 | 3 | SSO |
| 243 | General Delegation for OrdnanceF | 3 | 3 | GEO |
| 244 | Hisdesat Servicios Estrategicos SAE | 3 | 3 | GEO, SSO |
| 245 | Hispasat SAE | 3 | 3 | GEO |
| 246 | IAI Space Communications Ltd.IL | 3 | 3 | GEO |
| 247 | Innovative Solutions In Space B.V.NL | 3 | 3 | SSO |
| 248 | Institute of Microsatellite Innovation, CASCN | 3 | 3 | LEO |
| 249 | Italian Defense Administration / Italian Space AgencyI | 3 | 3 | SSO |
| 250 | Japan Space SystemsJ | 3 | 3 | SSO |
| 251 | JHU-Applied Physics Lab / Jet Propulsion LabUS | 3 | 3 | SSO |
| 252 | Julius-Maximilians-Universitat WurzburgD | 3 | 3 | SSO |
| 253 | KT SatKR | 3 | 3 | GEO |
| 254 | MeasatMY | 3 | 3 | GEO |
| 255 | Military University of TechnologyPL | 3 | 3 | SSO |
| 256 | Muon SpaceUS | 3 | 3 | SSO |
| 257 | Nanyang Technological UniversitySG | 3 | 3 | LEO, SSO |
| 258 | Nara Space TechKR | 3 | 3 | SSO |
| 259 | NASA Goddard Space Flight Center / National Oceanic and Atmospheric AdministrationUS | 3 | 3 | SSO |
| 260 | NASA Marshall Space Flight CenterUS | 3 | 3 | HEO, LEO, MEO |
| 261 | National Institute of Space ResearchBR | 3 | 3 | LEO, SSO |
| 262 | Norwegian U of Science and TechnologyN | 3 | 3 | SSO |
| 263 | NOVI LLCUS | 3 | 3 | SSO |
| 264 | NPO LavochkinRU | 3 | 3 | SSO |
| 265 | Orbital SidekickUS | 3 | 3 | SSO |
| 266 | Panamsat CorpUS | 3 | 3 | GEO |
| 267 | Peter the Great St Petersburg Polytechnic Univ.RU | 3 | 3 | SSO |
| 268 | PT Telecommunications of IndonesiaID | 3 | 3 | GEO |
| 269 | Russian NavyRU | 3 | 3 | LEO |
| 270 | Sidus Space Inc.US | 3 | 3 | LEO, SSO |
| 271 | Sierra Nevada Corp.US | 3 | 3 | SSO |
| 272 | Spaceflight Industries Inc.US | 3 | 3 | SSO |
| 273 | Spire/Glasgow / GHGSat Inc.US | 3 | 3 | SSO |
| 274 | State Surveying and Mapping Geographic Information Bureau / China Resources Satellite Applications Center (CRESDA)CN | 3 | 3 | SSO |
| 275 | Statsat ASN | 3 | 3 | SSO |
| 276 | Surrey Satellite Technology Ltd/AstriumUK | 3 | 3 | SSO |
| 277 | TelenorN | 3 | 3 | GEO |
| 278 | Tyvak Nanosatellite Systems LLCUS | 3 | 3 | SSO |
| 279 | Unknown Turkish satellite operatorTR | 3 | 3 | LEO |
| 280 | UTIAS Space Flight LaboratoryCA | 3 | 3 | SSO |
| 281 | WiseKey International Holding Ltd / Fossa SystemsCH | 3 | 3 | SSO |
| 282 | Apogeo SpaceI | 2 | 3 | SSO |
| 283 | Elliptic SpaceTime (Beijing) Tech Co Ltd.CN | 2 | 3 | SSO |
| 284 | Aalto UniversityFI | 2 | 2 | SSO |
| 285 | Aethero SpaceUS | 2 | 2 | SSO |
| 286 | Agencia Espacial MexicanaMX | 2 | 2 | GEO |
| 287 | Airbus Defense and Space - IntelligenceF | 2 | 2 | SSO |
| 288 | AMSAT-China (CAMSAT)CN | 2 | 2 | LEO, SSO |
| 289 | AMSAT-GermanyD | 2 | 2 | HEO, SSO |
| 290 | Aprize Satellite Inc.US | 2 | 2 | LEO |
| 291 | Argentina Satellite SolutionsAR | 2 | 2 | GEO |
| 292 | Arizona State UniversityUS | 2 | 2 | LEO, SSO |
| 293 | Array LabsUS | 2 | 2 | SSO |
| 294 | ASELSAN A.S.TR | 2 | 2 | SSO |
| 295 | Asia Broadcast Satellite (Hong Kong) Ltd.HK | 2 | 2 | GEO |
| 296 | Astranis UK Ltd / AnuvuUK | 2 | 2 | GEO |
| 297 | AT&T/DirecTVUS | 2 | 2 | GEO |
| 298 | Aurora Star Tech Co. Ltd.CN | 2 | 2 | SSO |
| 299 | Beijing Univ. of Posts and TelecommunicationsCN | 2 | 2 | SSO |
| 300 | Belarus Academy of SciencesBY | 2 | 2 | SSO |
| 301 | Bolivarian Agency for Space ActivitiesVE | 2 | 2 | SSO |
| 302 | Boston UniversityUS | 2 | 2 | SSO |
| 303 | Brazilian Air Force / ICEYEBR | 2 | 2 | SSO |
| 304 | Bundesamt f. Inf.management und Informationstechnik der BundeswehrD | 2 | 2 | GEO |
| 305 | C3S LLCHU | 2 | 2 | SSO |
| 306 | Canopus Systems US LLCUS | 2 | 2 | SSO |
| 307 | Central Sci. Res. Inst. for Chemistry and MechanicsRU | 2 | 2 | LEO, SSO |
| 308 | China Resources Satellite Applications Center (CRESDA) / National Institute of Space ResearchCN | 2 | 2 | SSO |
| 309 | China Satellite Communications Corp. Group (China Satcom) / Chinese Academy of Space Technology, Beijing (CASC 5th Acad)CN | 2 | 2 | GEO |
| 310 | CONAE Tabanera Space CenterAR | 2 | 2 | SSO |
| 311 | ConstellRD | 2 | 2 | SSO |
| 312 | DSN CorporationJ | 2 | 2 | GEO |
| 313 | Echostar/Hughes Satellite Systems CorpUS | 2 | 2 | GEO |
| 314 | Ecuadorian Civilian Space AgencyEC | 2 | 2 | SSO |
| 315 | Emirates Institution for Advanced Science and TechnologyUAE | 2 | 2 | SSO |
| 316 | Emtech Space S.A.GR | 2 | 2 | SSO |
| 317 | Eutelsat AmericasMX | 2 | 2 | GEO |
| 318 | FortastraUS | 2 | 2 | SSO |
| 319 | Galaxy AerospaceCN | 2 | 2 | LEO, SSO |
| 320 | GE AmericomUS | 2 | 2 | GEO |
| 321 | General Armaments Dept. of the PLA / Shanghai Academy of Space Technology (CASC 8th Acad)CN | 2 | 2 | GEO, HEO |
| 322 | General Atomics Electromagnetic System Group/EnglewoodUS | 2 | 2 | LEO, SSO |
| 323 | Geo-Informatics and Space Technology Development AgencyT | 2 | 2 | SSO |
| 324 | Georgia Institute of TechnologyUS | 2 | 2 | LEO, SSO |
| 325 | German Aerospace Center / EADS Astrium Satellites (D), FriedrichsafenD | 2 | 2 | SSO |
| 326 | German Research Inst. for Aviation and SpaceflightD | 2 | 2 | GEO, SSO |
| 327 | Graz University of TechnologyAT | 2 | 2 | SSO |
| 328 | Group of Astrodynamics for the Use of Space Systems, GAUSS SrII | 2 | 2 | SSO |
| 329 | Hancom InSpace CoKR | 2 | 2 | SSO |
| 330 | HellasSat Consortium Ltd., OTE GroupGR | 2 | 2 | GEO |
| 331 | Hellenic Space CentreGR | 2 | 2 | SSO |
| 332 | Hon Hai Technology Group (Foxconn) / National Central University - ShuanglianpoTW | 2 | 2 | SSO |
| 333 | HONGQ?CN | 2 | 2 | LEO |
| 334 | Horizons Satellite LLC (Intelsat/JSAT)US | 2 | 2 | GEO |
| 335 | Hubble Network Inc. / EnduroSat Trading EOODUS | 2 | 2 | SSO |
| 336 | Hubble Network Inc. / Spire/GlasgowUS | 2 | 2 | SSO |
| 337 | Hughes Communications Inc.US | 2 | 2 | GEO |
| 338 | Impulse Space PropulsionUS | 2 | 2 | SSO |
| 339 | Istanbul Technical UniversityTR | 2 | 2 | SSO |
| 340 | Japan Meteorological AgencyJ | 2 | 2 | GEO |
| 341 | Japan Satellite Systems IncJ | 2 | 2 | GEO |
| 342 | Jet Propulsion Lab / Geoforschungszentrum PotzdamUS | 2 | 2 | LEO |
| 343 | Khrunichev State Research and Production CenterRU | 2 | 2 | GEO, UNKNOWN |
| 344 | Korea Astronomy and Space Science InstituteKR | 2 | 2 | SSO |
| 345 | Kuva Space OyFI | 2 | 2 | SSO |
| 346 | Lembaga Penerbangan dan Antariksa Nasional/LAPANID | 2 | 2 | SSO |
| 347 | Libre Space Foundation / Hellenic Space CentreGR | 2 | 2 | SSO |
| 348 | Lockheed Martin Space Systems (Denver), Astronautics OperationsUS | 2 | 2 | GEO |
| 349 | Missile Defense AgencyUS | 2 | 2 | LEO |
| 350 | Mohammed V University, RabatMA | 2 | 2 | SSO |
| 351 | Mozhaiskiy Military Space AcademyRU | 2 | 2 | MEO, SSO |
| 352 | National Aeronautics and Space Administration / University of Iowa (=SUI)US | 2 | 2 | SSO |
| 353 | National Aerospace Lab / Norwegian Defense Research EstablishmentNL | 2 | 2 | SSO |
| 354 | National Central University - ShuanglianpoTW | 2 | 2 | SSO |
| 355 | National Reconnaissance OfficeUS | 2 | 2 | VLEO |
| 356 | National Reconnaissance Office / Naval Research LabUS | 2 | 2 | LEO |
| 357 | National Space Research Development Agency, NigeriaNG | 2 | 2 | SSO |
| 358 | National University of SingaporeSG | 2 | 2 | LEO |
| 359 | NBN Co. Ltd. (nbn, National Broadband Network Co.)AU | 2 | 2 | GEO |
| 360 | New Space India LtdIN | 2 | 2 | GEO |
| 361 | Nihon DaigakuJ | 2 | 2 | LEO, SSO |
| 362 | Nilesat IncEG | 2 | 2 | GEO |
| 363 | NPO Applied Mechanics / Moscow Aviation Institute, Student KB IskraRU | 2 | 2 | SSO |
| 364 | NPO MashinostroenieRU | 2 | 2 | SSO |
| 365 | NuSpace Pte Ltd.SG | 2 | 2 | SSO |
| 366 | Office National d'Etudes et de Recherches AerospatialesF | 2 | 2 | SSO |
| 367 | OmniSpace LLCUS | 2 | 2 | SSO |
| 368 | Open Cosmos/BarcelonaE | 2 | 2 | LEO |
| 369 | Orbital AstronauticsUK | 2 | 2 | SSO |
| 370 | Project POPACS (Gil Moore)US | 2 | 2 | VLEO |
| 371 | Protostar LtdBM | 2 | 2 | GEO |
| 372 | PVO?RU | 2 | 2 | LEO |
| 373 | QB50 ConsortiumB | 2 | 2 | SSO |
| 374 | Royal Moroccan Armed ForcesMA | 2 | 2 | SSO |
| 375 | Satelit Nusantara TigaID | 2 | 2 | GEO |
| 376 | Satellite VuUK | 2 | 2 | SSO |
| 377 | Saudi Space AgencySA | 2 | 2 | SSO |
| 378 | Science TokyoJ | 2 | 2 | SSO |
| 379 | SES AstraL | 2 | 2 | GEO |
| 380 | SES S.A. (Princeton)US | 2 | 2 | GEO |
| 381 | Shanghai Landspace Hongqing Technology Co., Ltd.CN | 2 | 2 | LEO, SSO |
| 382 | Sharjah Academy of Astronomy, Space Science and Technology, U of SharjahUAE | 2 | 2 | SSO |
| 383 | Shizuoka UniversityJ | 2 | 2 | SSO |
| 384 | Skybox ImagingUS | 2 | 2 | SSO |
| 385 | Skyroot AerospaceIN | 2 | 2 | LEO |
| 386 | Sony Space Communications Corp.US | 2 | 2 | SSO |
| 387 | Space Development Agency / Defense Advanced Research Projects AgencyUS | 2 | 2 | SSO |
| 388 | Space Norway AS / US Space Force Space Systems CommandN | 2 | 2 | HEO |
| 389 | SpaceLockerF | 2 | 2 | SSO |
| 390 | SpaceOMID Co. LLC / Iran Space Research InstituteIR | 2 | 2 | SSO |
| 391 | Spacetime Daoyu Technology LtdCN | 2 | 2 | SSO |
| 392 | SPAWAR PMW 146 Com Sat Program OfficeUS | 2 | 2 | GEO |
| 393 | Special Technology CenterRU | 2 | 2 | SSO |
| 394 | Spire/Glasgow / Hubble Network Inc.US | 2 | 2 | SSO |
| 395 | SRI InternationalUS | 2 | 2 | LEO |
| 396 | Startical S.L.E | 2 | 2 | SSO |
| 397 | STRC Space Technologies Research InstituteTR | 2 | 2 | SSO |
| 398 | Taiwan Space Agency / Rapidtek Technologies IncTW | 2 | 2 | SSO |
| 399 | Technical University of KosiceSK | 2 | 2 | LEO, SSO |
| 400 | TechnionIL | 2 | 2 | SSO |
| 401 | Thaicom Public Company Ltd.T | 2 | 2 | GEO |
| 402 | Thuraya SatelliteUAE | 2 | 2 | GEO |
| 403 | Tohoku UniversityJ | 2 | 2 | LEO, SSO |
| 404 | Tokyo Inst of TechnologyJ | 2 | 2 | SSO |
| 405 | Tsing ShenCN | 2 | 2 | MEO |
| 406 | Tsinghua UniversityCN | 2 | 2 | SSO |
| 407 | TSSKBP?RU | 2 | 2 | SSO |
| 408 | Turkish Ministry of National DefenseTR | 2 | 2 | SSO |
| 409 | U-SpaceF | 2 | 2 | SSO |
| 410 | United Arab Emirates Space Agency / UAE University NSSTCUAE | 2 | 2 | SSO |
| 411 | University of AthensGR | 2 | 2 | SSO |
| 412 | University of North DakotaUS | 2 | 2 | SSO |
| 413 | US Special Operations CommandUS | 2 | 2 | LEO |
| 414 | Vietnam P&T CorpVN | 2 | 2 | GEO |
| 415 | Weathernews Inc.J | 2 | 2 | SSO |
| 416 | Yonsei UniversityKR | 2 | 2 | SSO |
| 417 | Zhejiang UniversityCN | 2 | 2 | SSO |
| 418 | BULL Co. Ltd.J | 1 | 2 | SSO |
| 419 | Canon Electronics Ltd.J | 1 | 2 | SSO |
| 420 | Experimental and Design Bureau (OKB) Fifth GenerationRU | 1 | 2 | SSO |
| 421 | NASA Ames Research Center, Moffett Field / Terran OrbitalUS | 1 | 2 | SSO |
| 422 | Outpost TechnologiesUS | 1 | 2 | SSO |
| 423 | Royal Thai Air ForceT | 1 | 2 | SSO |
| 424 | US Coast Guard Research and Development Center / US Department of Homeland Security, Science and Technology DirectorateUS | 1 | 2 | SSO |
| 425 | 19th Independent Geospatial Unit, Polish MoD / Ministry of National DefencePL | 1 | 1 | SSO |
| 426 | AAC Microtec/Clyde Space Ltd. / AAC Clyde Space ABUK | 1 | 1 | SSO |
| 427 | Aarhus UnversityDK | 1 | 1 | SSO |
| 428 | ABS Global Satellite Ltd.PG | 1 | 1 | GEO |
| 429 | Absolut Sensing / NanoAvionicsF | 1 | 1 | SSO |
| 430 | Aeronomy Service, CNRSF | 1 | 1 | SSO |
| 431 | Aerospace Yuxing Tech Co. Ltd. / Hunan University of Science and TechnologyCN | 1 | 1 | SSO |
| 432 | Agency for Defense Development / Defense Acquisition Program AdministrationKR | 1 | 1 | GEO |
| 433 | AgilSpaceSG | 1 | 1 | LEO |
| 434 | Aichi University of TechnologyJ | 1 | 1 | SSO |
| 435 | Aiglon CollegeCH | 1 | 1 | SSO |
| 436 | Air Force University (Jaa Fazayia)PK | 1 | 1 | SSO |
| 437 | Alen SpaceE | 1 | 1 | SSO |
| 438 | Almagest IOM Ltd. / XDLINX Space LabsUK | 1 | 1 | SSO |
| 439 | AMSAT North America (Radio Amateur Satellite Corp) / Vanderbilt UniversityUS | 1 | 1 | SSO |
| 440 | AMSAT-ArgentinaAR | 1 | 1 | SSO |
| 441 | AMSAT-NL / AMSAT-UKNL | 1 | 1 | SSO |
| 442 | Amur State University / Harbin Institute of TechnologyRU | 1 | 1 | SSO |
| 443 | Anduril Industries IncUS | 1 | 1 | SSO |
| 444 | Angkasa-XMY | 1 | 1 | SSO |
| 445 | Aoyama Gakuin UniversityJ | 1 | 1 | SSO |
| 446 | ApolinkUS | 1 | 1 | SSO |
| 447 | Argo Space Corp.US | 1 | 1 | SSO |
| 448 | Aristotle University of ThessalonikiGR | 1 | 1 | SSO |
| 449 | Arquimea Research CenterE | 1 | 1 | SSO |
| 450 | Assistant Chief of Naval Staff (Comms, Space and Network-Centric Ops) / Indian Space Research OrganizationIN | 1 | 1 | GEO |
| 451 | Astranis Bermuda LtdBM | 1 | 1 | GEO |
| 452 | Astranis UK Ltd / Orbits Corp.UK | 1 | 1 | GEO |
| 453 | Astro Digital / Orbit FabUS | 1 | 1 | SSO |
| 454 | Astroscale Japan Inc.J | 1 | 1 | SSO |
| 455 | Atomos SpaceUS | 1 | 1 | SSO |
| 456 | Auburn UniversityUS | 1 | 1 | LEO |
| 457 | Aurora Insight Inc. / NanoAvionicsUS | 1 | 1 | SSO |
| 458 | Aurora Insight Inc. / SpaceQuestUS | 1 | 1 | SSO |
| 459 | AVS Added Value SolutionsE | 1 | 1 | SSO |
| 460 | AXELSPACE Corporation / Fukui PrefectureJ | 1 | 1 | SSO |
| 461 | Azista BST Aerospace Pvt. Ltd.IN | 1 | 1 | SSO |
| 462 | AZSPACECN | 1 | 1 | LEO |
| 463 | Balaeric Is., Govt. of the / University of the Balearic IslandsESIB | 1 | 1 | SSO |
| 464 | Bangladesh Communications Satellite Company LtdBD | 1 | 1 | GEO |
| 465 | Basalt TechnologiesUS | 1 | 1 | SSO |
| 466 | Beijing Aerospace World View Information Technology LtdCN | 1 | 1 | SSO |
| 467 | Beijing Landview Mapping Information Technology Co.CN | 1 | 1 | SSO |
| 468 | Beijing Normal UniversityCN | 1 | 1 | SSO |
| 469 | Beijing Sixiang Aishu Keji YGCN | 1 | 1 | SSO |
| 470 | Belarusian State UnivesityBY | 1 | 1 | SSO |
| 471 | Blue Skies Space LtdUK | 1 | 1 | SSO |
| 472 | Boeing Space Systems (HB) / Spaceflight Industries Inc.US | 1 | 1 | LEO |
| 473 | Bolivian Space AgencyBO | 1 | 1 | GEO |
| 474 | Bonch-Bruevich Saint Petersburg State U. of Telecom.RU | 1 | 1 | SSO |
| 475 | Botswana International University of Science and TechnologyBW | 1 | 1 | SSO |
| 476 | Brazilian Telecoms SABR | 1 | 1 | GEO |
| 477 | Brno University of TechnologyCZ | 1 | 1 | SSO |
| 478 | Budapest University of Technology and EconomicsHU | 1 | 1 | SSO |
| 479 | Bulgaria Sat ADBGN | 1 | 1 | GEO |
| 480 | Busan Metropolitan CityKR | 1 | 1 | SSO |
| 481 | C-SpaceCN | 1 | 1 | SSO |
| 482 | Cabinet Satellite Intelligence CenterJ | 1 | 1 | GEO |
| 483 | California Polytechnic State UniversityUS | 1 | 1 | SSO |
| 484 | Canadian Space Agency / UTIAS Space Flight LaboratoryCA | 1 | 1 | SSO |
| 485 | Cape Peninsula University of Technology, Belleville CampusZA | 1 | 1 | SSO |
| 486 | Care Weather TechnologiesUS | 1 | 1 | SSO |
| 487 | CAS Satellite Tech. Group Co. Ltd.CN | 1 | 1 | LEO |
| 488 | CAS?CN | 1 | 1 | SSO |
| 489 | Central Specialized Design Bureau - ProgressRU | 1 | 1 | LEO |
| 490 | Centre Royal de Teledetection SpatialeMA | 1 | 1 | SSO |
| 491 | Champaign-Urbana Aerospace LLCUS | 1 | 1 | VLEO |
| 492 | CHFEN?CN | 1 | 1 | SSO |
| 493 | China Aerospace Corp / National Space Research CenterCN | 1 | 1 | LEO |
| 494 | China Changfeng Mechanics and Electronics Tech Academy (CASCN | 1 | 1 | SSO |
| 495 | China Mobile Communications Group Co LtdCN | 1 | 1 | LEO |
| 496 | China University of Geosciences (Wuhan) / Zhejiang Provincial Geological InstituteCN | 1 | 1 | SSO |
| 497 | Chinese Academy of Sciences / European Space AgencyCN | 1 | 1 | HEO |
| 498 | Chosun UniversityKR | 1 | 1 | SSO |
| 499 | City LabsUS | 1 | 1 | SSO |
| 500 | Columbia UniversityUS | 1 | 1 | LEO |
| 501 | CONTEC Corp.KR | 1 | 1 | SSO |
| 502 | Cowboy Space Corp.US | 1 | 1 | SSO |
| 503 | CroCube TeamHR | 1 | 1 | LEO |
| 504 | CrunchLabsUS | 1 | 1 | SSO |
| 505 | Dartmouth CollegeUS | 1 | 1 | SSO |
| 506 | Dauria AerospaceRU | 1 | 1 | SSO |
| 507 | Defense Acquisition and Logistics Organization / Defense Materiel AdminstrationDK | 1 | 1 | SSO |
| 508 | Defense Materiel Adminstration / ICEYES | 1 | 1 | SSO |
| 509 | Defense Research and Development Canada / Directorate of Space Development (DSpaceD), Department of National DefenseCA | 1 | 1 | SSO |
| 510 | Defense Science and Technology Agency / Singapore Technologies Electronics LtdSG | 1 | 1 | LEO |
| 511 | Deimos Space S.L.E | 1 | 1 | SSO |
| 512 | Democritus University of ThraceGR | 1 | 1 | SSO |
| 513 | Department of Science and Technology / U. of the Phillipines DilimanPH | 1 | 1 | SSO |
| 514 | Deployables Cubed (DCubed) GmbHD | 1 | 1 | SSO |
| 515 | Dhruva Space Pvt. Ltd.IN | 1 | 1 | SSO |
| 516 | Di-Nikko Engineering Co. Ltd.J | 1 | 1 | SSO |
| 517 | Digantara Research and Technologies / Orbital AstronauticsIN | 1 | 1 | SSO |
| 518 | Direction de la defence (D7) / LUXEOPsL | 1 | 1 | SSO |
| 519 | DirecTV Latin America / Intelsat S.A., US headquartersUS | 1 | 1 | GEO |
| 520 | Djibouti Center for Studies and Research / Montpellier UniversityDJ | 1 | 1 | VLEO |
| 521 | Echostar Communications CorpUS | 1 | 1 | GEO |
| 522 | Echostar MobileIE | 1 | 1 | GEO |
| 523 | Echostar/Hughes Satellite Systems Corp / Echostar CorpUS | 1 | 1 | GEO |
| 524 | Ecole Polytechnique F\'ed\'erale de Lausanne, Ecublens campusCH | 1 | 1 | SSO |
| 525 | Elecnor Deimos (Castilla-La Mancha)E | 1 | 1 | SSO |
| 526 | Electro-Optical Systems Pty Ltd.AU | 1 | 1 | SSO |
| 527 | EOS Data AnalyticsUS | 1 | 1 | SSO |
| 528 | Equinoctial University of Ecuador / Southwest State UniversityEC | 1 | 1 | SSO |
| 529 | Es'hailsat, Qatar Satellite CompanyQA | 1 | 1 | GEO |
| 530 | Es'hailsat, Qatar Satellite Company / Eutelsat SAQA | 1 | 1 | GEO |
| 531 | European Space Agency / Japan Aerospace Exploration AgencyI-ESA | 1 | 1 | SSO |
| 532 | exactEarth Ltd.CA | 1 | 1 | SSO |
| 533 | Eycore Sp z.o.o.PL | 1 | 1 | SSO |
| 534 | Federal Office of Defense Technology and ProcurementD | 1 | 1 | SSO |
| 535 | Federal University of Santa CatarinaBR | 1 | 1 | SSO |
| 536 | Federal'naya sluzhba bezopasnosti Rossiyskoy FederatsiiRU | 1 | 1 | GEO |
| 537 | Finnish Defence ForcesFI | 1 | 1 | SSO |
| 538 | Fraunhofer Institute for High-Speed Dynamics, EMID | 1 | 1 | SSO |
| 539 | Fuerza Aerea de Chile, ECS Fasat, Los Cerrillos AFBCL | 1 | 1 | SSO |
| 540 | Future Science Institute / Happy Science UniversityJ | 1 | 1 | SSO |
| 541 | Galactic Energy Co.CN | 1 | 1 | SSO |
| 542 | GalaxEyeIN | 1 | 1 | SSO |
| 543 | GE Americom / GE Capital Satellites (Gibraltar) Ltd.US | 1 | 1 | GEO |
| 544 | GeoEye Inc. (on Orbital campus)US | 1 | 1 | SSO |
| 545 | German Research Inst. for Aviation and Spaceflight / NanoAvionicsD | 1 | 1 | SSO |
| 546 | GHGSat Inc. / SpireCA | 1 | 1 | SSO |
| 547 | GHGSat Inc. / Spire/GlasgowCA | 1 | 1 | SSO |
| 548 | Gilmour Space TechnologiesAU | 1 | 1 | SSO |
| 549 | GITAI USA Inc.US | 1 | 1 | LEO |
| 550 | Glavnoye Razvedyvatelnoe UpravleniyeRU | 1 | 1 | LEO |
| 551 | GMV Romania / European Space AgencyRO | 1 | 1 | SSO |
| 552 | GomSpaceDK | 1 | 1 | SSO |
| 553 | Grahaa Space Pvt. Ltd.IN | 1 | 1 | LEO |
| 554 | Gravity SpaceUS | 1 | 1 | GEO |
| 555 | Guangdong Aerospace Tech Co Ltd.CN | 1 | 1 | SSO |
| 556 | Hainan Modern Technology Group / Chang Guang Satellite Technology LtdCN | 1 | 1 | SSO |
| 557 | Hanwha CorporationKR | 1 | 1 | LEO |
| 558 | Harvard UniversityUS | 1 | 1 | LEO |
| 559 | HellasSat Consortium Ltd., OTE Group / King Abdul Aziz City for Science and TechnologyGR | 1 | 1 | GEO |
| 560 | Hellenic Space Centre / Open Cosmos/AegeanGR | 1 | 1 | SSO |
| 561 | Hera Systems Inc.US | 1 | 1 | LEO |
| 562 | Heriot-Watt UniversityUK | 1 | 1 | SSO |
| 563 | Higher School of EconomicsRU | 1 | 1 | SSO |
| 564 | Hokkaido University of ScienceJ | 1 | 1 | VLEO |
| 565 | Horizons Satellite LLC (Intelsat/JSAT) / Intelsat S.A., US headquartersUS | 1 | 1 | GEO |
| 566 | Hunan Hangsheng Satellite Technology Co. LtdCN | 1 | 1 | SSO |
| 567 | Hydra SpaceE | 1 | 1 | SSO |
| 568 | HydrosatL | 1 | 1 | SSO |
| 569 | i2cAT Internet Research CentreE | 1 | 1 | SSO |
| 570 | ICEYE US / ICEYEUS | 1 | 1 | SSO |
| 571 | ICO Global Communications (Holdings) LtdUK | 1 | 1 | MEO |
| 572 | ICO North AmericaUS | 1 | 1 | GEO |
| 573 | IHI CorporationJ | 1 | 1 | SSO |
| 574 | ImageSat (Tel-Aviv)IL | 1 | 1 | LEO |
| 575 | ImageSat International N.V. / Fuerza Aerea de Chile, ECS Fasat, Los Cerrillos AFBIL | 1 | 1 | SSO |
| 576 | Indian Air Force / Indian Space Research OrganizationIN | 1 | 1 | GEO |
| 577 | Indian Institute of Technology, KanpurIN | 1 | 1 | LEO |
| 578 | Indian Space Research Organization / Jet Propulsion LabIN | 1 | 1 | SSO |
| 579 | Indian Space Research Organization / National Space Research CenterIN | 1 | 1 | SSO |
| 580 | INPE Southern Regional Space Center / Federal University of Santa MariaBR | 1 | 1 | SSO |
| 581 | Institut fur Raumfahrtsysteme, Universitat StuttgartD | 1 | 1 | SSO |
| 582 | Institute for Unmanned Space Experiment Free FlyerJ | 1 | 1 | LEO |
| 583 | Instituto de Astrofiscia de Canarias (IAC)E | 1 | 1 | SSO |
| 584 | Instituto Superior Tecnico, LisboaP | 1 | 1 | LEO |
| 585 | Instituto Tecnologico de AeronauticaBR | 1 | 1 | SSO |
| 586 | Intelsat S.A., US headquarters / DirecTVUS | 1 | 1 | GEO |
| 587 | Intelsat S.A., US headquarters / DirecTV Latin AmericaUS | 1 | 1 | GEO |
| 588 | Interferometrics IncUS | 1 | 1 | SSO |
| 589 | International Maritime Satellite Organization Ltd, / European Space AgencyUK | 1 | 1 | GEO |
| 590 | Interstellar Cloud Network Co.CN | 1 | 1 | LEO |
| 591 | Inversion Space Co.US | 1 | 1 | SSO |
| 592 | Iota TechnologiesUK | 1 | 1 | SSO |
| 593 | Iran Electronics Industries / Iranian Space AgencyIR | 1 | 1 | LEO |
| 594 | Iranian Research Organization for Science and Technology (OSIRI) / Iran Telecommunication Research CenterIR | 1 | 1 | SSO |
| 595 | Iranian Space Agency / Bonyan Danesh SharghIR | 1 | 1 | SSO |
| 596 | Iranian Space Agency / Iran Electronics IndustriesIR | 1 | 1 | SSO |
| 597 | Isar Aerospace Technologies GmbHD | 1 | 1 | SSO |
| 598 | Islamic Republic of Iran BroadcastingIR | 1 | 1 | GEO |
| 599 | Israel Space AgencyIL | 1 | 1 | GEO |
| 600 | Japan Aerospace Exploration Agency / Institute of Space and Astronautical SciJ | 1 | 1 | LEO |
| 601 | Japanese Amateur Radio LeagueJ | 1 | 1 | SSO |
| 602 | JHU-Applied Physics Lab / NASA Goddard Space Flight CenterUS | 1 | 1 | SSO |
| 603 | JHU-Applied Physics Lab / National Aeronautics and Space AdministrationUS | 1 | 1 | SSO |
| 604 | Jinan Zhixing Space Tech Co Ltd.CN | 1 | 1 | SSO |
| 605 | Jing'an District Youth Activity CenterCN | 1 | 1 | SSO |
| 606 | Jordan University of Science and TechnologyJO | 1 | 1 | SSO |
| 607 | Junior Academy of Sciences, Sakha RepublicRU | 1 | 1 | SSO |
| 608 | JV Ghalam LLPKZ | 1 | 1 | SSO |
| 609 | K2 SpaceUS | 1 | 1 | SSO |
| 610 | Kagawa Daigaku (Kagawa U.)J | 1 | 1 | SSO |
| 611 | Kanazawa UniversityJ | 1 | 1 | SSO |
| 612 | Kawasaki Heavy Industries Aerospace Co.J | 1 | 1 | SSO |
| 613 | King Mongkut's University of Technology North Bangkok / Kyushu Instiute of TechnologyT | 1 | 1 | VLEO |
| 614 | Kochi Technical CollegeJ | 1 | 1 | SSO |
| 615 | Korea (Choson), Democratic People's Republic ofKP | 1 | 1 | SSO |
| 616 | Korea Testing LaboratoryKR | 1 | 1 | SSO |
| 617 | KT Corp. (Korea Telecom)KR | 1 | 1 | GEO |
| 618 | KT Corp. (Korea Telecom) / Agency for Defense DevelopmentKR | 1 | 1 | GEO |
| 619 | Kuwait UniversityKW | 1 | 1 | SSO |
| 620 | Kuzbass State Technical UniversityRU | 1 | 1 | SSO |
| 621 | Kyiv Polytechnic InstituteUA | 1 | 1 | SSO |
| 622 | Lasar TeamCZ | 1 | 1 | LEO |
| 623 | Launcher Inc.US | 1 | 1 | SSO |
| 624 | Lemu EarthCL | 1 | 1 | SSO |
| 625 | Lockheed Martin Space Communications Ventures / Lockheed Martin IntersputnikUS | 1 | 1 | GEO |
| 626 | Loft Orbital / HydrosatUS | 1 | 1 | SSO |
| 627 | Lunar OutpostUS | 1 | 1 | SSO |
| 628 | MARA University of TechnologyMY | 1 | 1 | VLEO |
| 629 | Media Broadcast Satellite GmbH (MBS) / Reflex AerospaceD | 1 | 1 | SSO |
| 630 | MGU-Standard CompanyRU | 1 | 1 | SSO |
| 631 | MHI Guidance and Propulsion (Meiyo)J | 1 | 1 | SSO |
| 632 | Micro-Nano Star Space Technology Co. Ltd. / STIL?CN | 1 | 1 | SSO |
| 633 | Ministry of Defence, LondonUK | 1 | 1 | GEO |
| 634 | Ministry of Defense of PeruPE | 1 | 1 | SSO |
| 635 | Ministry of National Defence / Military Communication Works No. 1PL | 1 | 1 | SSO |
| 636 | Ministry of Natural Resources / National Space Research CenterCN | 1 | 1 | SSO |
| 637 | Ministry of Science Technology and Productive InnovationAR | 1 | 1 | SSO |
| 638 | MIREA Russian Technological UniversityRU | 1 | 1 | SSO |
| 639 | MITRE CorporationUS | 1 | 1 | SSO |
| 640 | Mobile Broadcasting Corp / SK Telecom TU MediaJ | 1 | 1 | GEO |
| 641 | Montenegro Space ResearchME | 1 | 1 | SSO |
| 642 | Montpellier UniversityF | 1 | 1 | LEO |
| 643 | Moscow State Secondary General School 2086 / Sitronics GroupRU | 1 | 1 | SSO |
| 644 | Mumei Star TechnologyCN | 1 | 1 | SSO |
| 645 | Nagoya UniversityJ | 1 | 1 | SSO |
| 646 | Nanchang Hangkong (Aeronautics) Univ. / Changsha Research Inst. Space Instrument Tech. Co. Ltd.CN | 1 | 1 | SSO |
| 647 | Nanjing University / Shanghai Academy of Space Technology (CASC 8th Acad)CN | 1 | 1 | SSO |
| 648 | NanoAvionicsLT | 1 | 1 | LEO |
| 649 | NanoSatisfiUS | 1 | 1 | SSO |
| 650 | NASA Ames Research Center, Moffett Field / NASA Goddard Space Flight CenterUS | 1 | 1 | SSO |
| 651 | NASA Goddard Space Flight Center / Jet Propulsion LabUS | 1 | 1 | LEO |
| 652 | NASA Goddard Space Flight Center / University of Massachusetts LowellUS | 1 | 1 | SSO |
| 653 | NASA Langley Research CenterUS | 1 | 1 | SSO |
| 654 | NASA Langley Research Center / USAF SMC/DoD Space Test ProgramUS | 1 | 1 | SSO |
| 655 | National Authority for Science and Technology, Laos / China Asia Pacific Mobile Telecom. Satellite Co. (APMT)LA | 1 | 1 | GEO |
| 656 | National Inst. Communications Tech., Kashima Space ResearchJ | 1 | 1 | SSO |
| 657 | National Space Development AdminstrationJ | 1 | 1 | LEO |
| 658 | National Space Program ManagementAO | 1 | 1 | GEO |
| 659 | National Space Research Center / General Delegation for OrdnanceF | 1 | 1 | SSO |
| 660 | National Space Research Center / Italian Space AgencyF | 1 | 1 | GEO |
| 661 | National Space Research Center / Jet Propulsion LabF | 1 | 1 | LEO |
| 662 | National Space Research Center / National Oceanic and Atmospheric AdministrationF | 1 | 1 | LEO |
| 663 | National Space Science AgencyBH | 1 | 1 | SSO |
| 664 | National Space Science CenterCN | 1 | 1 | SSO |
| 665 | National Taipei University of Technology / Taiwan Space AgencyTW | 1 | 1 | SSO |
| 666 | Natl. State Research U. of Nizhny Novgorod LobachevskiyRU | 1 | 1 | SSO |
| 667 | New Dawn Satellite Co. (Intelsat/Convergence Partners)MU | 1 | 1 | GEO |
| 668 | Nigcomsat (Nigerian Comm. Sat. Ltd, Federal Ministry of Science and Tech)NG | 1 | 1 | GEO |
| 669 | NordSpaceCA | 1 | 1 | SSO |
| 670 | Northeastern UniversityUS | 1 | 1 | LEO |
| 671 | Northwest Nazarene UniversityUS | 1 | 1 | SSO |
| 672 | Norwegian Coastal Administration / Statsat ASN | 1 | 1 | SSO |
| 673 | Norwegian Defense Research EstablishmentN | 1 | 1 | SSO |
| 674 | Novosibirsk State UniversityRU | 1 | 1 | SSO |
| 675 | NPO Lavochkin / Institut Kosmicheksiye IssledovaniyaRU | 1 | 1 | SSO |
| 676 | NUS High SchoolSG | 1 | 1 | SSO |
| 677 | OAO GazkomRU | 1 | 1 | GEO |
| 678 | OAO M. Reshetnev Information Satellite Systems / Rossiskaya oboronnaya sportivno-tekhnicheskaya organizatsiyaRU | 1 | 1 | LEO |
| 679 | OHB (Orbital Hochtechnologie Bremen System GmbH) / Shanghai Spacecom Satellite Technology LtdD | 1 | 1 | LEO |
| 680 | OHB-I (Compagnia Generale per lo Spazio)I | 1 | 1 | SSO |
| 681 | ONDO Space LLCMN | 1 | 1 | LEO |
| 682 | Open Cosmos Ltd.UK | 1 | 1 | SSO |
| 683 | Open Cosmos Ltd. / Accenture plcUK | 1 | 1 | SSO |
| 684 | Open Cosmos Ltd. / European Space AgencyUK | 1 | 1 | SSO |
| 685 | Open Cosmos/Barcelona / Institute for Space Studies of CataloniaE | 1 | 1 | SSO |
| 686 | Open Cosmos/Barcelona / Regional Govt. of AndulusiaE | 1 | 1 | SSO |
| 687 | Operationally Responsive Space Office, Dept. of DefenseUS | 1 | 1 | LEO |
| 688 | Orbital Astronautics / LifteroUK | 1 | 1 | SSO |
| 689 | Orbital MatterPL | 1 | 1 | SSO |
| 690 | Orbital Sciences Corp./ChandlerUS | 1 | 1 | LEO |
| 691 | Orbital Space (Kuwait)KW | 1 | 1 | SSO |
| 692 | OrbitworksUAE | 1 | 1 | SSO |
| 693 | Orora Technologies GmbH / University of the Bundeswehr MunichD | 1 | 1 | SSO |
| 694 | Ovzon ABS | 1 | 1 | GEO |
| 695 | Peking UniversityCN | 1 | 1 | LEO |
| 696 | Penn State UniversityUS | 1 | 1 | SSO |
| 697 | PES (People's Education Society) UniversityIN | 1 | 1 | SSO |
| 698 | Planetary Transportation Systems GmbHD | 1 | 1 | LEO |
| 699 | Planetek Hellas EPEGR | 1 | 1 | SSO |
| 700 | PointView Tech LLCUS | 1 | 1 | SSO |
| 701 | Portland State Aerospace Society, Portland State UniversityUS | 1 | 1 | SSO |
| 702 | Portuguese Air ForceP | 1 | 1 | SSO |
| 703 | Precision Electromechanics FactoryBY | 1 | 1 | GEO |
| 704 | Prisma Electronics / Hellenic Space CentreGR | 1 | 1 | SSO |
| 705 | Promethee Earth IntelligenceF | 1 | 1 | SSO |
| 706 | Proteus Space, Inc.US | 1 | 1 | SSO |
| 707 | PT Bank Rakyat Indonesia (Persero) Tbk.ID | 1 | 1 | GEO |
| 708 | PT Pasifik Satelit NusantaraID | 1 | 1 | GEO |
| 709 | Quantum Generative Materials LLCUS | 1 | 1 | SSO |
| 710 | Regional African Satellite Comms. Organization / RASCOM Star QAFI-RASC | 1 | 1 | GEO |
| 711 | Rogue Space Systems Corp.US | 1 | 1 | SSO |
| 712 | Romanian InSpace EngineeringRO | 1 | 1 | SSO |
| 713 | Royal Australian Air Force / University of New South Wales Center for Space Eng. ResearchAU | 1 | 1 | SSO |
| 714 | Russian Aviation and Space AgencyRU | 1 | 1 | MEO |
| 715 | Russian Institute for Space Device EngineeringRU | 1 | 1 | SSO |
| 716 | Rutherford Appleton Laboratory / SpeQtralUK | 1 | 1 | SSO |
| 717 | Salish Kootenai CollegeUS | 1 | 1 | LEO |
| 718 | Satelites Mexicanos SA de CVMX | 1 | 1 | GEO |
| 719 | Satellife IncUS | 1 | 1 | SSO |
| 720 | Satellogic S.A.AR | 1 | 1 | SSO |
| 721 | Satoro SpaceTW | 1 | 1 | SSO |
| 722 | SatRec InitiativeKR | 1 | 1 | SSO |
| 723 | SatRevolution S.A. / TelePIX Co. Ltd.PL | 1 | 1 | SSO |
| 724 | Scanway S.A.PL | 1 | 1 | SSO |
| 725 | Scuola Universitaria Professionale della Svizzera, Dipart. Tecn. InnovativeCH | 1 | 1 | SSO |
| 726 | Sejong UniversityKR | 1 | 1 | SSO |
| 727 | Sen Corporation LtdUK | 1 | 1 | SSO |
| 728 | SES Engineering (Luxembourg) / SES S.A.L | 1 | 1 | GEO |
| 729 | SES Satellite Leasing Ltd. (Isle of Man) / SES New Skies Satellites B.V.UK | 1 | 1 | GEO |
| 730 | SES Sirius ABS | 1 | 1 | GEO |
| 731 | SES Sirius AB / SES S.A. (The Hague)S | 1 | 1 | GEO |
| 732 | Shanghai ASES Spaceflight Technology Co. Ltd.CN | 1 | 1 | SSO |
| 733 | Shanghai Engineering Center for Microsatellites, SIMIT / National Satellite Meteorological CenterCN | 1 | 1 | SSO |
| 734 | Shanghai Inst. of Satellite Engineering (509 Res.Inst.)CN | 1 | 1 | SSO |
| 735 | Shenzhen Hangtian DongFangHong Weixing Yidong Tongxin YGCN | 1 | 1 | LEO |
| 736 | Shin Satellite Plc.T | 1 | 1 | GEO |
| 737 | Sirion Global Pty Ltd. / Helios WireAU | 1 | 1 | SSO |
| 738 | SITAEL SpA.I | 1 | 1 | SSO |
| 739 | SKY Mexico / DirecTV Latin AmericaMX | 1 | 1 | GEO |
| 740 | Sky Perfect JSAT Corp. / Kacific Broadband Satellies LtdJ | 1 | 1 | GEO |
| 741 | SkyTerra LPUS | 1 | 1 | GEO |
| 742 | Slovenian Centre of Excellence for Space Sci. and Techs.SI | 1 | 1 | SSO |
| 743 | SmartSat Cooperative Research CentreAU | 1 | 1 | SSO |
| 744 | Solomon Kilohertz LLC / Good Ancestor FoundationSB | 1 | 1 | SSO |
| 745 | Southern U. of Science and Technology / Changsha Research Inst. Space Instrument Tech. Co. Ltd.CN | 1 | 1 | SSO |
| 746 | Space Communications Corp (Sky Perfect JSAT)J | 1 | 1 | GEO |
| 747 | Space Development Agency / York Space SystemsUS | 1 | 1 | SSO |
| 748 | Space ForgeUK | 1 | 1 | SSO |
| 749 | Space Inventor A/S / European Space AgencyDK | 1 | 1 | SSO |
| 750 | Space LintechKR | 1 | 1 | SSO |
| 751 | Space Norway ASN | 1 | 1 | SSO |
| 752 | Space Research Center, Polish Academy of SciencesPL | 1 | 1 | SSO |
| 753 | Space Systems International - Monaco S.A.M. / Ministry of Communications of TurkmenistanMC | 1 | 1 | GEO |
| 754 | Space42 Plc / Thuraya SatelliteUAE | 1 | 1 | GEO |
| 755 | SpaceCoin/Space Telecommunications Inc.US | 1 | 1 | LEO |
| 756 | Spaceflight East Is Red Satellite CoCN | 1 | 1 | SSO |
| 757 | Spacing Guild UK LtdUK | 1 | 1 | HEO |
| 758 | Spire / Mission Control Space ServicesUS | 1 | 1 | SSO |
| 759 | Spire / Orora Technologies GmbHUS | 1 | 1 | SSO |
| 760 | SPOT ImageF | 1 | 1 | SSO |
| 761 | SRM (Sri Ramaswamy Memorial) UniversityIN | 1 | 1 | LEO |
| 762 | ST-2 Satellite Ventures / Singapore TelecomSG | 1 | 1 | GEO |
| 763 | Starcloud LLCUS | 1 | 1 | LEO |
| 764 | Starfish SpaceUS | 1 | 1 | SSO |
| 765 | Starlink (Wuxi) Aerospace Tech Co. Ltd. / Changsha Research Inst. Space Instrument Tech. Co. Ltd.CN | 1 | 1 | LEO |
| 766 | Sun Yat-sen UniversityCN | 1 | 1 | SSO |
| 767 | Surrey Satellite Technology LtdUK | 1 | 1 | SSO |
| 768 | Surrey Satellite Technology Ltd/Astrium / DMC International ImagingUK | 1 | 1 | SSO |
| 769 | Surrey Satellite Technology Ltd/Astrium / Surrey Space Centre, University of SurreyUK | 1 | 1 | SSO |
| 770 | Swedish Armed ForcesS | 1 | 1 | SSO |
| 771 | Swedish National Space BoardS | 1 | 1 | SSO |
| 772 | Taiwan Space Agency / Tron Future TechTW | 1 | 1 | SSO |
| 773 | TALOS / Max Planck GeschellschaftD | 1 | 1 | SSO |
| 774 | Tata Advanced Systems LtdIN | 1 | 1 | LEO |
| 775 | Te Punaha Atea Space Institute, University of AucklandNZ | 1 | 1 | SSO |
| 776 | Team TumbleweedAT | 1 | 1 | SSO |
| 777 | Technical University of DenmarkDK | 1 | 1 | SSO |
| 778 | Technology Strategy Board, Dept. for Business, Innovation and SkillsUK | 1 | 1 | SSO |
| 779 | Teikyo Scientific UniversityJ | 1 | 1 | SSO |
| 780 | Telesat Brasil Capacidade de Satelites Ltda.BR | 1 | 1 | GEO |
| 781 | TELTN?TN | 1 | 1 | SSO |
| 782 | Terrestar Corp.US | 1 | 1 | GEO |
| 783 | Texas A&M UniversityUS | 1 | 1 | LEO |
| 784 | Tianlian Measurement and Control Technology Co. Ltd. / Final Frontier (Shandong) Aerospace Tech. Co. Ltd.CN | 1 | 1 | SSO |
| 785 | Tokyo Inst of Technology / Tohoku UniversityJ | 1 | 1 | SSO |
| 786 | Tokyo Metropolitan Coll. Aero. Eng.J | 1 | 1 | SSO |
| 787 | TriSept CorporationUS | 1 | 1 | SSO |
| 788 | TRL SpaceCZ | 1 | 1 | SSO |
| 789 | Tron Future Tech / Taiwan Space AgencyTW | 1 | 1 | SSO |
| 790 | TrustPoint, Inc.US | 1 | 1 | SSO |
| 791 | Turion SpaceUS | 1 | 1 | SSO |
| 792 | Tyumen State UniversityRU | 1 | 1 | SSO |
| 793 | Tyvak International / Eutelsat SAI | 1 | 1 | SSO |
| 794 | Tyvak International / PICOSATS Srl.I | 1 | 1 | SSO |
| 795 | Tyvak Nanosatellite Systems LLC / Lawrence Livermore National LabUS | 1 | 1 | LEO |
| 796 | UK Space AgencyUK | 1 | 1 | SSO |
| 797 | United Arab Emirates Armed ForcesUAE | 1 | 1 | SSO |
| 798 | United Kingdom Space CommandUK | 1 | 1 | SSO |
| 799 | United States Air Force AcademyUS | 1 | 1 | SSO |
| 800 | United States Army / Lincoln Labs, Mass. Inst of TechnologyUS | 1 | 1 | LEO |
| 801 | Universidad Popular Autonoma del Estado de PueblaMX | 1 | 1 | VLEO |
| 802 | Universita di Roma la Sapienaza (Scoula di Ingengneria Aerospaziale) / Ministry of Science and TechnologyI | 1 | 1 | SSO |
| 803 | University of Arizona-TucsonUS | 1 | 1 | SSO |
| 804 | University of CalgaryCA | 1 | 1 | SSO |
| 805 | University of California BerkeleyUS | 1 | 1 | LEO |
| 806 | University of California Berkeley / NASA Goddard Space Flight CenterUS | 1 | 1 | SSO |
| 807 | University of California Santa CruzUS | 1 | 1 | LEO |
| 808 | University of CincinattiUS | 1 | 1 | LEO |
| 809 | University of Colorado-Lab for Atmospheric and Space PhysicsUS | 1 | 1 | SSO |
| 810 | University of MaineUS | 1 | 1 | SSO |
| 811 | University of MariborSI | 1 | 1 | SSO |
| 812 | University of Michigan / Jet Propulsion LabUS | 1 | 1 | LEO |
| 813 | University of New South Wales Center for Space Eng. Research / Defense Science and Technology Organization, Weapons Sys Div.AU | 1 | 1 | SSO |
| 814 | University of North Carolina, Wilmington / Gordon and Betty Moore FoundationUS | 1 | 1 | SSO |
| 815 | University of Surrey Dept. of Electronic and Electrical Eng.UK | 1 | 1 | SSO |
| 816 | University of SydneyAU | 1 | 1 | SSO |
| 817 | University of Sydney / University of New South Wales Center for Space Eng. ResearchAU | 1 | 1 | SSO |
| 818 | University of VictoriaCA | 1 | 1 | SSO |
| 819 | Unknown Chinese operatorCN | 1 | 1 | LEO |
| 820 | Unknown Swedish operatorS | 1 | 1 | SSO |
| 821 | US Air Force Institute of Technology, Wright-Patterson AFBUS | 1 | 1 | LEO |
| 822 | US Air Force Research Laboratories/RV (Space Vehicles Directorate) / California Polytechnic State UniversityUS | 1 | 1 | SSO |
| 823 | US Air Force Space Systems Division / Lincoln Labs, Mass. Inst of TechnologyUS | 1 | 1 | MEO |
| 824 | US Geological Survey EROS Data CenterUS | 1 | 1 | SSO |
| 825 | US Geological Survey EROS Data Center / NASA Goddard Space Flight CenterUS | 1 | 1 | SSO |
| 826 | US Naval Academy / US Air Force Space and Missile CenterUS | 1 | 1 | LEO |
| 827 | US Space Force Space Systems Command / Orion Space SolutionsUS | 1 | 1 | SSO |
| 828 | USAF Space and Missile Systems OrganizationUS | 1 | 1 | MEO |
| 829 | Uzma Engineering Sdn. Bhd. / URUGUS S.A., Satellogic S.A., Montevideo satellite factoryMY | 1 | 1 | SSO |
| 830 | Uzuro Tech Inc.KR | 1 | 1 | SSO |
| 831 | Vestigo Aerospace / Astro DigitalUS | 1 | 1 | SSO |
| 832 | Vietnam Academy of Science and TechnologyVN | 1 | 1 | SSO |
| 833 | VIZARD LLC / OOO New Intellectual SystemsRU | 1 | 1 | SSO |
| 834 | Vyoma Space (Vyoma GmbH)D | 1 | 1 | SSO |
| 835 | Wakayama UniversityJ | 1 | 1 | SSO |
| 836 | Waseda Daigaku (Sodai)J | 1 | 1 | SSO |
| 837 | WeatherStream / Orbital Micro SystemsUS | 1 | 1 | SSO |
| 838 | Wichita State UnviersityUS | 1 | 1 | SSO |
| 839 | WildBlue Communications Inc.US | 1 | 1 | GEO |
| 840 | WiseKey International Holding LtdCH | 1 | 1 | SSO |
| 841 | Worldspace Inc.US | 1 | 1 | GEO |
| 842 | Wuhan University Aerospace Science and Tech Research InstCN | 1 | 1 | SSO |
| 843 | Xona Space SystemsUS | 1 | 1 | SSO |
| 844 | Xplore, Inc.CA | 1 | 1 | LEO |
| 845 | Yahsat BrasilBR | 1 | 1 | GEO |
| 846 | Yunnan Geological and Mineral Resources Group Co Ltd / Changsha Research Inst. Space Instrument Tech. Co. Ltd.CN | 1 | 1 | LEO |
| 847 | Zhangye Constellation Space Tech. Co. Ltd. / Nanchang Hangkong (Aeronautics) Univ.CN | 1 | 1 | SSO |
| 848 | Zhejiang Chuang Guang Satellite Information Tech Co. Ltd. / Chang Guang Satellite Technology LtdCN | 1 | 1 | SSO |
| 849 | Zhiyi Aerospace (Beijing) Technology Co. Ltd / Tianlian Measurement and Control Technology Co. Ltd.CN | 1 | 1 | SSO |
| 850 | ZZWYZ?CN | 1 | 1 | SSO |
| 851 | Weihai Laser Communication Advanced Tech. Research Inst.CN | 0 | 2 | SSO |
| 852 | Albedo SpaceUS | 0 | 1 | SSO |
| 853 | Creotech Instruments S.A.PL | 0 | 1 | SSO |
| 854 | German Orbital Systems GmbHD | 0 | 1 | SSO |
| 855 | Herzliya Science CenterIL | 0 | 1 | SSO |
| 856 | In-Space MissionsUK | 0 | 1 | SSO |
| 857 | Innova SpaceAR | 0 | 1 | SSO |
| 858 | iSky Technology s.r.oCZ | 0 | 1 | SSO |
| 859 | Katalyst SpaceUS | 0 | 1 | VLEO |
| 860 | Lomonosov Northern (Arctic) Federal UniversityRU | 0 | 1 | SSO |
| 861 | Melbourne Uni./AustralisAU | 0 | 1 | SSO |
| 862 | Northrop Grumman Innovation SystemsUS | 0 | 1 | VLEO |
| 863 | OKB5P?RU | 0 | 1 | SSO |
| 864 | Qatar UniversityQA | 0 | 1 | SSO |
| 865 | Russian Military Space ForcesRU | 0 | 1 | HEO |
| 866 | RUVDS (MT Finance LLC)RU | 0 | 1 | SSO |
| 867 | Swedish Defense Research AgencyS | 0 | 1 | SSO |
| 868 | Swedish Space CorporationS | 0 | 1 | SSO |
| 869 | Universita di Roma la Sapienaza (Scoula di Ingengneria Aerospaziale)I | 0 | 1 | VLEO |
| 870 | University Space Engineering Consortium - Taiwan / National Cheng Kung UniversityTW | 0 | 1 | SSO |
| 871 | Varda Space IndustriesUS | 0 | 1 | SSO |
| 872 | York Space SystemsUS | 0 | 1 | SSO |