| Code | Datum |
| WGE | World Geodetic System 1984 |
| WGC | World Geodetic System 1972 |
| ADI-E | ADINDAN, Burkina Faso |
| ADI-F | ADINDAN, Cameroon |
| ADI-A | ADINDAN, Ethiopia |
| ADI-C | ADINDAN, Mali |
| ADI-M | ADINDAN, Mean |
| ADI-D | ADINDAN, Senegal |
| ADI-B | ADINDAN, Sudan |
| AFG | AFGOOYE, Somalia |
| AIN-A | AIN EL ABD 1970, Bahrain |
| AIN-B | AIN EL ABD 1970, Saudi Arabia |
| AMA | AMERICAN SAMOA 1962 |
| ANO | ANNA 1 ASTRO 1965, Cocos Islands |
| AIA | ANTIGUA ISLAND ASTRO 1943 |
| ARF-A | ARC 1950, Botswana |
| ARF-H | ARC 1950, Burundi |
| ARF-B | ARC 1950, Lesotho |
| ARF-C | ARC 1950, Malawi |
| ARF-M | ARC 1950, Mean |
| ARF-D | ARC 1950, Swaziland |
| ARF-E | ARC 1950, Zaire |
| ARF-F | ARC 1950, Zambia |
| ARF-G | ARC 1950, Zimbabwe |
| ARS-A | ARC 1960, Kenya |
| ARS-M | ARC 1960, Kenya & Tanzania |
| ARS-B | ARC 1960, Tanzania |
| ASC | ASCENSION ISLAND 1958 |
| ATF | ASTRO BEACON E 1945, Iwo Jima |
| SHB | ASTRO DOS 71/4, St. Helena Islands |
| ASQ | ASTRO STATION 1952, Marcus Islands |
| TRN | ASTRO TERN ISLAND (FRIG) 1961 |
| AUA | AUSTRALIAN GEODETIC 1966 |
| AUG | AUSTRALIAN GEODETIC 1984 |
| GDA94 | AUSTRALIAN GEODETIC 1994 (GDA94) |
| PHA | AYABELLE LIGHTHOUSE, Djibouti |
| IBE | BELLEVUE (IGN), Efate Islands |
| BER | BERMUDA 1957, Bermuda Islands |
| BID | BISSAU, Guinea-Bissau |
| BOO | BOGOTA OBSERVATORY, Colombia |
| BUR | BUKIT RIMPAH, Banka & Belitung |
| CAZ | CAMP AREA ASTRO, Camp McMurdo |
| CAI | CAMPO INCHAUSPE 1969, Argentina |
| CAO | CANTON ASTRO 1966, Phoenix Islands |
| CAC | CAPE CANAVERAL, Florida & Bahamas |
| CAP | CAPE, South Africa |
| CGE | CARTHAGE, Tunisia |
| CHI | CHATHAM ISLAND ASTRO 1971, New Zealand |
| CHU | CHUA ASTRO, Paraguay |
| COA | CORREGO ALEGRE, Brazil |
| CR05 | COSTA RICA 2005 (CR05) |
| DAL | DABOLA, Guinea |
| DID | DECEPTION ISLAND |
| BAT | DJAKARTA, INDONESIA |
| GIZ | DOS 1968, Gizo Islands |
| EAS | EASTER ISLAND 1967 |
| EST | ESTONIA 1937 |
| EUR-E | EUROPEAN 1950, Cyprus |
| EUR-F | EUROPEAN 1950, Egypt |
| EUR-G | EUROPEAN 1950, England, Channel |
| EUR-K | EUROPEAN 1950, England, Ireland |
| EUR-B | EUROPEAN 1950, Greece |
| EUR-H | EUROPEAN 1950, Iran |
| EUR-S | EUROPEAN 1950, Iraq, Israel |
| EUR-L | EUROPEAN 1950, Malta |
| EUR-M | EUROPEAN 1950, Mean |
| EUR-7 | EUROPEAN 1950, Mean (7 Parameter) |
| EUR-C | EUROPEAN 1950, Norway & Finland |
| EUR-D | EUROPEAN 1950, Portugal & Spain |
| EUR-I | EUROPEAN 1950, Sardinia (Italy) |
| EUR-J | EUROPEAN 1950, Sicily (Italy) |
| EUR-T | EUROPEAN 1950, Tunisia |
| EUR-A | EUROPEAN 1950, Western Europe |
| EUS | EUROPEAN 1979 |
| ETR89 | EUROPEAN TERRESTRIAL REFERENCE SYSTEM 1989 |
| FOT | FORT THOMAS 1955, Leeward Islands |
| GAA | GAN 1970, Republic of Maldives |
| GEO | GEODETIC DATUM 1949, New Zealand |
| GRA | GRACIOSA BASE SW 1948, Azores |
| GR87 | GREEK GEODETIC REFERENCE SYSTEM 1987 |
| GUA | GUAM 1963 |
| GSE | GUNUNG SEGARA, Indonesia |
| DOB | GUX 1 ASTRO, Guadalcanal Islands |
| HEN | HERAT NORTH, Afghanistan |
| HER | HERMANNSKOGEL, Former Yugoslavia |
| HJO | HJORSEY 1955, Iceland |
| HKD | HONG KONG 1963 |
| HK80 | HONG KONG 1980 (HK80) |
| HTN | HU-TZU-SHAN, Taiwan |
| INF-A | INDIAN 1954, Thailand |
| ING-B | INDIAN 1960, Con Son Islands |
| ING-A | INDIAN 1960, Vietnam 16N |
| INH-A | INDIAN 1975, Thailand |
| INH-A1 | INDIAN 1975, Thailand |
| IND-B | INDIAN, Bangladesh |
| IND-I | INDIAN, India & Nepal |
| IND-P | INDIAN, Pakistan |
| IDN | INDONESIAN 1974 |
| IRL | IRELAND 1965 |
| ISG | ISTS 061 ASTRO 1968, S Georgia |
| IST | ISTS 073 ASTRO 1969, Diego Garc |
| JGD00 | JAPANESE GEODETIC DATUM 2000 |
| JOH | JOHNSTON ISLAND 1961 |
| KAN | KANDAWALA, Sri Lanka |
| KEG | KERGUELEN ISLAND 1949 |
| KEA | KERTAU 1948, West Malaysia & Singapore |
| KGS | KOREAN GEO DATUM 1995, S Korea |
| KUS | KUSAIE ASTRO 1951, Caroline Islands |
| LCF | L.C. 5 ASTRO 1961, Cayman Brac |
| LEH | LEIGON, Ghana |
| LIB | LIBERIA 1964 |
| LUZ-B | LUZON, Mindanao Islands |
| LUZ-A | LUZON, Philippines |
| MPO | M'PORALOKO, Gabon |
| MIK | MAHE 1971, Mahe Islands |
| MAS | MASSAWA, Ethiopia |
| MER | MERCHICH, Morocco |
| MID | MIDWAY ASTRO 1961, Midway Islands |
| MIN-A | MINNA, Cameroon |
| MIN-B | MINNA, Nigeria |
| ASM | MONTSERRAT ISLAND ASTRO 1958 |
| NAH-A | NAHRWAN, Masirah Islands (Oman) |
| NAH-C | NAHRWAN, Saudi Arabia |
| NAH-B | NAHRWAN, United Arab Emirates |
| NAP | NAPARIMA, Trinidad & Tobago |
| NZ00 | NEW ZEALAND GEODETIC DATUM 2000 |
| NAS-D | NORTH AMERICAN 1927, Alaska |
| NAS-F | NORTH AMERICAN 1927, Alberta/BC |
| NAS-V | NORTH AMERICAN 1927, Aleutian East |
| NAS-W | NORTH AMERICAN 1927, Aleutian West |
| NAS-Q | NORTH AMERICAN 1927, Bahamas |
| NAS-E | NORTH AMERICAN 1927, Canada |
| NAS-O | NORTH AMERICAN 1927, Canal Zone |
| NAS-P | NORTH AMERICAN 1927, Caribbean |
| NAS-N | NORTH AMERICAN 1927, Central America |
| NAS-C | NORTH AMERICAN 1927, CONUS |
| NAS-T | NORTH AMERICAN 1927, Cuba |
| NAS-G | NORTH AMERICAN 1927, East Canada |
| NAS-A | NORTH AMERICAN 1927, Eastern US |
| NAS-U | NORTH AMERICAN 1927, Greenland |
| NAS-H | NORTH AMERICAN 1927, Manitoba/Ontario |
| NAS-L | NORTH AMERICAN 1927, Mexico |
| NAS-I | NORTH AMERICAN 1927, Northwest Territory |
| NAS-R | NORTH AMERICAN 1927, San Salvador |
| NAS-B | NORTH AMERICAN 1927, Western US |
| NAS-J | NORTH AMERICAN 1927, Yukon |
| NAR-A | NORTH AMERICAN 1983, Alaska |
| NAR-E | NORTH AMERICAN 1983, Aleutian |
| NAR-B | NORTH AMERICAN 1983, Canada |
| NAR-C | NORTH AMERICAN 1983, CONUS |
| NAR-H | NORTH AMERICAN 1983, Hawaii |
| NAR-D | NORTH AMERICAN 1983, Mexico |
| NSD | NORTH SAHARA 1959, Algeria |
| FLO | OBSERVATORIO METEOROLOGICAL 1939, Flores |
| OEG | OLD EGYPTIAN 1907 |
| OHA-A | OLD HAWAIIAN (CC), Hawaii |
| OHA-B | OLD HAWAIIAN (CC), Kauai |
| OHA-C | OLD HAWAIIAN (CC), Maui |
| OHA-M | OLD HAWAIIAN (CC), Mean |
| OHA-D | OLD HAWAIIAN (CC), Oahu |
| OHI-A | OLD HAWAIIAN (IN), Hawaii |
| OHI-B | OLD HAWAIIAN (IN), Kauai |
| OHI-C | OLD HAWAIIAN (IN), Maui |
| OHI-M | OLD HAWAIIAN (IN), Mean |
| OHI-D | OLD HAWAIIAN (IN), Oahu |
| FAH | OMAN |
| OGB-A | ORDNANCE GB 1936, England |
| OGB-B | ORDNANCE GB 1936, England, Wales |
| OGB-M | ORDNANCE GB 1936, Mean |
| OGB-7 | ORDNANCE GB 1936, Mean (7 Parameter) |
| OGB-C | ORDNANCE GB 1936, Scotland |
| OGB-D | ORDNANCE GB 1936, Wales |
| PLN | PICO DE LAS NIEVES, Canary Islands |
| PIT | PITCAIRN ASTRO 1967 |
| PTB | POINT 58, Burkina Faso & Niger |
| PTN | POINT NOIRE 1948, Congo |
| POS | PORTO SANTO 1936, Madeira Islands |
| PRP-A | PROVISIONAL SOUTH AMERICAN 1956, Bolivia |
| PRP-D | PROVISIONAL SOUTH AMERICAN 1956, Colombia |
| PRP-E | PROVISIONAL SOUTH AMERICAN 1956, Ecuador |
| PRP-F | PROVISIONAL SOUTH AMERICAN 1956, Guyana |
| PRP-M | PROVISIONAL SOUTH AMERICAN 1956, Mean |
| PRP-B | PROVISIONAL SOUTH AMERICAN 1956, North Chile |
| PRP-G | PROVISIONAL SOUTH AMERICAN 1956, Peru |
| PRP-C | PROVISIONAL SOUTH AMERICAN 1956, South Chile |
| PRP-H | PROVISIONAL SOUTH AMERICAN 1956, Venez |
| HIT | PROVISIONAL SOUTH CHILEAN 1963 |
| PUR | PUERTO RICO & Virgin Islands |
| PUK | PULKOVO 1942, Russia |
| QAT | QATAR NATIONAL |
| QUO | QORNOQ, South Greenland |
| REU | REUNION, Mascarene Islands |
| MOD | ROME 1940, Sardinia |
| SPK-E | S-42 (PK 1942), Kazakhstan |
| SPK-C | S-42 (PK42) Former Czechoslovakia |
| SPK-F | S-42 (PULKOVO 1942), Albania |
| SPK-A | S-42 (PULKOVO 1942), Hungary |
| SPK-D | S-42 (PULKOVO 1942), Latvia |
| SPK-B | S-42 (PULKOVO 1942), Poland |
| SPK-G | S-42 (PULKOVO 1942), Romania |
| CCD | S-JTSK, Czech Republic |
| SAE | SANTO (DOS) 1965 |
| SAO | SAO BRAZ, Santa Maria Islands |
| SAP | SAPPER HILL 1943, East Falkland Islands |
| SCK | SCHWARZECK, Namibia |
| SGM | SELVAGEM GRANDE 1938, Salvage Islands |
| SRL | SIERRA LEONE 1960 |
| SIR | SIRGAS, South America |
| SAN-A | SOUTH AMERICAN 1969, Argentina |
| SAN-J | SOUTH AMERICAN 1969, Baltra |
| SAN-B | SOUTH AMERICAN 1969, Bolivia |
| SAN-C | SOUTH AMERICAN 1969, Brazil |
| SAN-D | SOUTH AMERICAN 1969, Chile |
| SAN-E | SOUTH AMERICAN 1969, Colombia |
| SAN-F | SOUTH AMERICAN 1969, Ecuador |
| SAN-G | SOUTH AMERICAN 1969, Guyana |
| SAN-M | SOUTH AMERICAN 1969, Mean |
| SAN-H | SOUTH AMERICAN 1969, Paraguay |
| SAN-I | SOUTH AMERICAN 1969, Peru |
| SAN-K | SOUTH AMERICAN 1969, Trinidad |
| SAN-L | SOUTH AMERICAN 1969, Venezuela |
| SOA | SOUTH ASIA, Singapore |
| TAN | TANANARIVE OBSERVATORY 1925 |
| TIL | TIMBALAI 1948, Brunei & East Malay |
| TOY-A | TOKYO, Japan |
| TOY-M | TOKYO, Mean |
| TOY-C | TOKYO, Okinawa |
| TOY-B | TOKYO, South Korea |
| TOY-B1 | TOKYO, South Korea |
| TDC | TRISTAN ASTRO 1968 |
| MVS | VITI LEVU 1916, Viti Levu Islands |
| VOI | VOIROL 1874, Algeria |
| VOR | VOIROL 1960, Algeria |
| WAK | WAKE ISLAND ASTRO 1952 |
| ENW | WAKE-ENIWETOK 1960 |
| YAC | YACARE, Uruguay |
| ZAN | ZANDERIJ, Suriname |