| Name | Country | Feature class | Latitude | Longitude | |
|---|---|---|---|---|---|
1951  | Arnado Debb Arnado Debb,Arnado Debbo,Arnado-Debb0,ArnadoDebb,ArnadoDebbo | Nigeria, Adamawa Ganye | populated place | N 8° 24′ 38'' | E 12° 3′ 26'' |
| 1952 | Ardo Rumeila Ard Rumaylah,Ard ar-Rumaylah,Ardo Rumeila | Nigeria, Borno State Kala-Balge > K Kaudi | populated place | N 11° 58′ 58'' | E 14° 37′ 46'' |
| 1953 | Araromi-Owu Araromi,Araromi Owu,Araromi-Owu | Nigeria, Osun State Aiyedade | populated place | N 7° 9′ 59'' | E 4° 21′ 51'' |
| 1954 | Araromi-Owode Araromi Owode,Araromi-Owode,Owode | Nigeria, Ogun State Egbado North | populated place | N 6° 59′ 12'' | E 2° 59′ 4'' |
| 1955 | Araromi Ayeka Araromi,Araromi Ayeka,Araromi-Ayeka,Ayeka | Nigeria, Ondo State Irele | populated place | N 6° 27′ 59'' | E 4° 49′ 55'' |
| 1956 | Araromi-Aperin Araromi,Araromi Aperin,Araromi-Aperin | Nigeria, Oyo State Ona Ara | populated place | N 7° 10′ 15'' | E 4° 2′ 5'' |
| 1957 | Aragban Aragban,Arakp,Arakpa | Nigeria, Cross River State Ogoja | populated place | N 6° 34′ 0'' | E 8° 56′ 13'' |
1958  | Arakanga Forest Preserve | Nigeria, Ogun State | forest reserve | N 7° 11′ 25'' | E 3° 20′ 40'' |
| 1959 | Ara Forest Reserve | Nigeria, Ekiti State | forest reserve | N 7° 46′ 13'' | E 5° 2′ 6'' |
| 1960 | Apoje-Orile Apeji,Apoje,Apoje-Orile | Nigeria, Ogun State Ijebu North | populated place | N 6° 57′ 51'' | E 4° 6′ 22'' |
1961  | Apata Hill A Ata Hill,Apata Hill | Nigeria, Ekiti State Ikere | hill | N 7° 30′ 55'' | E 5° 10′ 14'' |
| 1962 | Apapa  Apapa,QAP | Nigeria, Lagos Apapa | seat of a second-order administrative division | N 6° 26′ 55'' | E 3° 21′ 32'' |
| 1963 | Anyobe Anyobe,Anyogbe,Anyugbe | Nigeria, Cross River State Yala | populated place | N 6° 35′ 1'' | E 8° 29′ 33'' |
1964  | Anyim River Anyim,Anyim River,Awkpawku,Ewanyong,Okpauku,Okpauku Anyim,Okpauku River,River Anyim,River Okpauku | Nigeria, | stream | N 6° 8′ 36'' | E 8° 25′ 14'' |
| 1965 | Anwogbor Hill Angobo Hill,Anwogbor Hill | Nigeria, Benue State Ushongo | hill | N 7° 7′ 19'' | E 8° 51′ 12'' |
| 1966 | Antul Amtel,Amtul,Antul | Nigeria, Borno State Dikwa > Ufaye | populated place | N 12° 1′ 6'' | E 13° 57′ 38'' |
| 1967 | Antan Anta,Antan | Nigeria, Kaduna State Jema'A > Gidan Waya | populated place | N 9° 26′ 54'' | E 8° 27′ 37'' |
| 1968 | Ankpa Ank,Ankpa | Nigeria, Kogi State Ankpa | seat of a second-order administrative division population 14,630 | N 7° 24′ 8'' | E 7° 37′ 55'' |
| 1969 | Inoma Anioma,Inoma | Nigeria, Delta Aniocha North | populated place | N 6° 28′ 55'' | E 6° 32′ 8'' |
| 1970 | Angwan Jakada Anguwar Jekada,Angwan Jakada,Jekada | Nigeria, Kaduna State Kagarko > Kushe | populated place | N 9° 27′ 6'' | E 7° 47′ 25'' |
| 1971 | Aduari Duna Aduari Duna,Anguwar Duna,Duna | Nigeria, Jigawa State Babura > Insharuwa | populated place | N 12° 46′ 54'' | E 8° 59′ 22'' |
| 1972 | Angwan Malam Alkali Anguwan Mallam Alkali,Angwan Malam Alkali,Ungwan Mallam Alkali | Nigeria, Bauchi Ganjuwa > Gungura A | populated place | N 10° 42′ 15'' | E 10° 29′ 12'' |
| 1973 | Ungwan Kutari Angawan Kutari,Anguwan Kutari,Ungwan Kutari | Nigeria, Bauchi Ganjuwa > Kubi A | populated place | N 10° 38′ 3'' | E 10° 11′ 5'' |
| 1974 | Anglo-Jos Anglo Jos,Anglo-Jos,Anglojos | Nigeria, Plateau State Jos North | populated place | N 9° 52′ 30'' | E 8° 52′ 14'' |
| 1975 | Ancuna Anchina,Anchona,Anchuna,Ancuna | Nigeria, Kaduna State Zangon Kataf > Ikulu | populated place | N 9° 59′ 30'' | E 8° 6′ 13'' |
| 1976 | Anagunji Villages Anagoji,Anagunji,Anagunji Villages | Nigeria, Ogun State Ipokia | populated place | N 6° 29′ 27'' | E 2° 50′ 28'' |
| 1977 | Amon Kasa Amon Kasa,Amon Kasa Bisa,Amon Kasa Villages | Nigeria, Kaduna State Lere > Lazuru Tuddai | populated place | N 10° 13′ 32'' | E 8° 38′ 49'' |
| 1978 | Dutsen Amo Amo Peak,Dutsen Amo | Nigeria, Plateau State Bassa | mountain elevation 1274m | N 10° 7′ 13'' | E 8° 42′ 1'' |
| 1979 | Amja Amja,Bula-Bushara,Hamja | Nigeria, Borno State Bama > Amchaka | populated place | N 11° 28′ 24'' | E 14° 11′ 53'' |
| 1980 | Burji Amina Hill Burj Amina Hill,Burji Amina,Burji Amina Hill | Nigeria, Taraba State Bali | hill | N 7° 55′ 20'' | E 10° 37′ 49'' |
| 1981 | Amerikpoko Amerikopoko,Amerikpoko,Emerikpoko | Nigeria, Rivers State Abua/Odual | populated place | N 4° 53′ 7'' | E 6° 27′ 8'' |
| 1982 | Amere Forest Reserve | Nigeria, Kaduna State | forest reserve | N 9° 28′ 23'' | E 8° 12′ 53'' |
| 1983 | Amedokai Amedokai,Amendhokian,Amendhoklan | Nigeria, Edo State Esan North-East | populated place | N 6° 43′ 28'' | E 6° 22′ 20'' |
| 1984 | Ameka Ameka,Ameke,Angmekka | Nigeria, Benue State Obi | populated place | N 7° 5′ 19'' | E 8° 17′ 24'' |
| 1985 | Amdaga Katchi | Nigeria, Borno State | locality | N 11° 9′ 26'' | E 13° 41′ 5'' |
| 1986 | Isuochi Amawda,Amoda,Isuochi | Nigeria, Abia State Umu-Nneochi | populated place | N 6° 0′ 20'' | E 7° 24′ 5'' |
| 1987 | New Amatu Amatu,Ametu,New Amatu | Nigeria, Bayelsa State Ekeremor | populated place | N 4° 53′ 15'' | E 5° 28′ 3'' |
| 1988 | Amankwo Amanko,Amankwo,Amankwor Oye | Nigeria, Enugu State Ezeagu | populated place | N 6° 29′ 5'' | E 7° 15′ 0'' |
| 1989 | Amaru Amalu,Amaru | Nigeria, Edo State Esan South-East | populated place | N 6° 46′ 11'' | E 6° 34′ 53'' |
| 1990 | Amalindawa Hill Amalindawa Hill,Amelendowa Hill | Nigeria, Zamfara State | hill elevation 356m | N 11° 53′ 10'' | E 4° 35′ 41'' |
| 1991 | Amaho Amaho,Amahor | Nigeria, Edo State Iguegben | populated place | N 6° 28′ 10'' | E 6° 12′ 6'' |
| 1992 | Amahor Southwest Amahor,Amahor Southwest | Nigeria, Edo State Iguegben | populated place | N 6° 27′ 3'' | E 6° 8′ 38'' |
| 1993 | Amagu-Anyim Amagu,Amagu-Anyim,Anyim | Nigeria, Ebonyi State Izzi | populated place | N 6° 27′ 58'' | E 8° 24′ 19'' |
| 1994 | Ani-Ujeh Ahijo,Aluje,Ani-Ujeh | Nigeria, Delta Aniocha South | populated place | N 6° 11′ 23'' | E 6° 24′ 53'' |
| 1995 | Alowo-Esin Alowo Esin,Alowo-Esin,Alwo-Esin | Nigeria, Oyo State Ido | populated place | N 7° 25′ 34'' | E 3° 43′ 40'' |
| 1996 | Alode Alaude,Alode,Aloude | Nigeria, Kogi State Igalamela-Odolu | populated place | N 7° 7′ 6'' | E 7° 5′ 32'' |
| 1997 | Aluu Allua,Aloa,Aluu | Nigeria, Rivers State Ikwerre | populated place | N 4° 56′ 1'' | E 6° 56′ 58'' |
| 1998 | Allaguarno Allagarno,Allaguarno,Allaguerno | Nigeria, Yobe State Fune > Alagarno | populated place | N 11° 55′ 21'' | E 11° 38′ 27'' |
| 1999 | Akalimanga Sum Akalimanga Sum,Alkaliman,Alkalimanga | Nigeria, Adamawa Mayo-Belwa | populated place | N 9° 8′ 20'' | E 11° 46′ 12'' |
| 2000 | Auzaga Alizaga,Auzaga | Nigeria, Nasarawa State Nasarawa Egon | abandoned populated place | N 8° 43′ 44'' | E 8° 32′ 49'' |
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