| 1001 (4332) | Institute of Metal Physics Russian Academy of Sciences | RUS |  |
| 1002 (4336) | Atomic Energy Commission of Syria | SYR | |
| 1003 (4343) | Astronomical Institute of the ASCR | CZE | |
| 1004 (4346) | Northeast Institute of Geography and Agroecology Chinese Academy of Sciences | CHN | |
| 1004 (4346) | Yunnan Astronomical Observatory | CHN | |
| 1006 (4356) | National Academy of Sciences of Armenia | ARM | |
| 1007 (4357) | Institute of Terrestrial Magnetism Ionosphere and Radiowave Propagation Russian Academy of Sciences | RUS | |
| 1007 (4357) | Instituto de Investigaciones Electricas | MEX | |
| 1009 (4366) | Institute of Acoustics, Chinese Academy of Sciences | CHN | |
| 1010 (4372) | Center for Space Science and Applied Research Chinese Academy of Sciences | CHN | |
| 1011 (4383) | Geological Institute Russian Academy of Sciences | RUS | |
| 1012 (4385) | PLA Dalian Naval Academy | CHN | |
| 1013 (4405) | P P Shirshov Institute of Oceanology Russian Academy of Sciences | RUS | |
| 1014 (4406) | Northwest Institute for Nonferrous Metal Research | CHN | |
| 1015 (4408) | Khristianovich Institute of Theoretical and Applied Mechanics Russian Academy of Sciences | RUS | |
| 1016 (4409) | S. P. Timoshenko Institute of Mechanics National Academy of Sciences of Ukraine | UKR | |
| 1017 (4418) | National Science Center Kharkov Institute of Physics and Technology National Academy of Sciences of Ukraine | UKR | |
| 1018 (4419) | A.E. Arbuzov Institute of Organic and Physical Chemistry Russian Academy of Sciences | RUS | |
| 1019 (4423) | Nanjing Hydraulic Research Institute | CHN | |
| 1020 (4426) | Chinese Academy of Surveying and Mapping | CHN | |
| 1020 (4426) | Korea Institute of Science and Technology Information | KOR | |
| 1022 (4432) | N.M. Emanuel Institute of Biochemical Physics Russian Academy of Sciences | RUS | |
| 1023 (4433) | China Iron and Steel Research Institute Group | CHN | |
| 1024 (4436) | Kirensky Institute of Physics | RUS | |
| 1025 (4441) | National Digital Switching System Engineering and Technological Research Center | CHN | |
| 1026 (4444) | Kurnakov Institute of General and Inorganic Chemistry Russian Academy of Sciences | RUS | |
| 1026 (4444) | Xi'an Modern Chemistry Research Institute | CHN | |
| 1028 (4448) | Academy of Armored Forces Engineering of PLA | CHN | |
| 1029 (4450) | Institute of Strength Physics and Materials Science Russian Academy of Sciences | RUS | |
| 1030 (4454) | Keldysh Institute for Applied Mathematics Russian Academy of Sciences | RUS | |
| 1030 (4454) | O. O. Chuyko Institute of Surface Chemistry National Academy of Sciences of Ukraine | UKR | |
| 1032 (4458) | Special Astrophysical Observatory Russian Academy of Sciences | RUS | |
| 1033 (4466) | Dorodnicyn Computing Centre Russian Academy of Sciences | RUS | |
| 1033 (4466) | National Veterinary Research Institute | POL | |
| 1035 (4472) | A.E. Favorsky Irkutsk Institute of Chemistry of Siberian Branch Russian Academy of Sciences | RUS | |
| 1035 (4472) | Southwestern Institute of Physics China | CHN | |
| 1037 (4482) | Vernadsky Institute of Geochemistry and Analytical Chemistry Russian Academy of Sciences | RUS | |
| 1038 (4486) | Institute of Cytology Russian Academy of Sciences | RUS | |
| 1039 (4496) | Institute of Nuclear Research National Academy of Sciences of Ukraine | UKR | |
| 1040 (4499) | China Institute of Water Resources and Hydropower Research | CHN | |
| 1041 (4508) | Lavrentyev Institute of Hydrodynamics Russian Academy of Sciences | RUS | |
| 1042 (4517) | Panstwowy Instytut Geologiczny | POL | |
| 1043 (4520) | Ministry of Environmental Protection | CHN | |
| 1044 (4524) | A.Y. Ishlinsky Institute for Problems in Mechanics Russian Academy of Sciences | RUS | |
| 1045 (4528) | Office for National Statistics London | GBR | |
| 1045 (4528) | Palaeontological Institute Russian Academy of Sciences | RUS | |
| 1047 (4536) | Trofimuk United Institute of Geology, Geophysics and Mineralogy Russian Academy of Sciences | RUS | |
| 1048 (4543) | Institute of Atmospheric Optics of Siberian Branch of the Russian Academy of Science | RUS | |
| 1049 (4546) | Ministry of Transport | CHN | |
| 1050 (4548) | PLA Air Force Radar Academy | CHN | |
| 1051 (4554) | Russian Federal Nuclear Center/VNIIEF | RUS | |
| 1052 (4558) | O. Ya. Usikov Institute for Radio Physics and Electronics National Academy of Sciences of Ukraine | UKR | |
| 1053 (4561) | Azerbaijan National Academy of Sciences | AZE | |
| 1054 (4565) | China Institute of Atomic Energy | CHN | |
| 1054 (4565) | Institute of Solar-Terrestrial Physics Russian Academy of Sciences | RUS | |
| 1056 (4574) | Koltsov Institute of Developmental Biology Russian Academy of Sciences | RUS | |
| 1057 (4578) | Kazan Scientific Center Russian Academy of Sciences | RUS | |
| 1058 (4582) | Ufa Scientific Center Russian Academy of Sciences | RUS | |
| 1059 (4588) | Institute of Geology of Ore Deposits Petrography Mineralogy and Geochemistry Russian Academy of Sciences | RUS | |
| 1060 (4591) | V.I. Il'ichev Pacific Oceanological Institute Russian Academy of Sciences | RUS | |
| 1061 (4592) | Zoological Institute Russian Academy of Sciences | RUS | |
| 1062 (4593) | I.M. Sechenov Institute of Evolutionary Physiology and Biochemistry Russian Academy of Sciences | RUS | |
| 1063 (4597) | Institute of Control Sciences Russian Academy of Sciences | RUS | |
| 1064 (4600) | Central Astronomical Observatory Russian Academy of Sciences | RUS | |
| 1065 (4605) | Northwest Institute of Nuclear Technology | CHN | |
| 1066 (4612) | Zhirmunsky Institute of Marine Biology Russian Academy of Sciences | RUS | |
| 1067 (4613) | National Institute of Metrology | CHN | |
| 1068 (4619) | Institute of Solution Chemistry Russian Academy of Sciences | RUS | |
| 1069 (4623) | United Schmidt Institute of Physics of the Earth Russian Academy of Sciences | RUS | |
| 1070 (4624) | Russian Academy of Agricultural Sciences | RUS | |
| 1071 (4626) | China Aerodynamics Research and Development Center | CHN | |
| 1072 (4627) | Kola Science Centre Russian Academy of Sciences | RUS | |
| 1073 (4631) | A.N. Severtsov Institute of Ecology and Evolution Russian Academy of Sciences | RUS | |
| 1074 (4634) | China Aerospace Science and Technology Corporation | CHN | |
| 1075 (4637) | Electrotechnical Institute | POL | |
| 1076 (4650) | Nuclear Power Institute of China | CHN | |
| 1077 (4655) | A.A. Baykov Institute of Metallurgy and Materials Science Russian Academy of Sciences | RUS | |
| 1078 (4661) | Nuclear Regulatory Commission | USA | |
| 1079 (4662) | Papanin Institute for Biology of Inland Waters Russian Academy of Sciences | RUS | |
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