| Name | Country | Feature class | Latitude | Longitude | |
|---|---|---|---|---|---|
2101  | Odo-Oba Ie-Awbe,Ile-Oba,Odo Oba,Odo-Oba | Nigeria, Oyo State Oyo East | populated place | N 7° 54′ 6'' | E 4° 4′ 45'' |
| 2102 | Odofin Igbana Idofin Igbanna,Odofin Igbana,Odofin Igbanna | Nigeria, Kwara State Oke Ero | populated place | N 8° 11′ 59'' | E 5° 15′ 18'' |
| 2103 | Odirogu Ikwake Amatangolo Odirogu,Odirogo,Odirogu | Nigeria, Rivers State Degema | populated place | N 4° 45′ 10'' | E 6° 57′ 56'' |
| 2104 | Odi-Odeyale Odi Adejale,Odi Odeyale,Odi-Odeyale | Nigeria, Oyo State Ona Ara | populated place | N 7° 19′ 16'' | E 4° 0′ 38'' |
| 2105 | Odidu Odida,Odidu | Nigeria, Anambra Idemili North | populated place | N 6° 6′ 40'' | E 6° 57′ 4'' |
| 2106 | Ode-Saka Awde-Shaka,Ode Saka,Ode-Saka,Ode-Shaka | Nigeria, Oyo State Surulere | populated place | N 8° 15′ 7'' | E 4° 25′ 49'' |
| 2107 | Odenyi Adenye,Odenyi,Udenyi | Nigeria, Kogi State Bassa | populated place | N 7° 46′ 47'' | E 7° 3′ 14'' |
| 2108 | Odegune Odegume,Odegune | Nigeria, Edo State Esan South-East | populated place | N 6° 36′ 25'' | E 6° 39′ 15'' |
| 2109 | Ochonkie Ochankie,Ochonkie | Nigeria, Delta Oshimili North | populated place | N 6° 19′ 19'' | E 6° 39′ 47'' |
| 2110 | Ochokwu Ochokwu,Otabo,Otobo | Nigeria, Ebonyi State Ikwo | populated place | N 6° 1′ 26'' | E 8° 12′ 20'' |
| 2111 | Ochokocho-Obo Chokorocho,Ochokocho-Obo,Ochokorocho | Nigeria, Rivers State | populated place | N 4° 35′ 46'' | E 7° 0′ 38'' |
| 2112 | Ochadam Asadam,Assadam,Ochadam | Nigeria, Kogi State Ofu | populated place | N 7° 23′ 46'' | E 7° 2′ 17'' |
| 2113 | Obolo-Eke (1) Obolo Eke,Obolo-Eke (1) | Nigeria, Enugu State Udenu | populated place population 5,842 | N 6° 53′ 0'' | E 7° 38′ 0'' |
| 2114 | Obo-Ile Obo Ile,Obo-Ile,Old-Obo | Nigeria, Kwara State Ekiti | populated place | N 8° 4′ 35'' | E 5° 19′ 4'' |
| 2115 | Obogu Obeagu,Obego,Obogu | Nigeria, Ebonyi State Ishielu | populated place | N 6° 35′ 48'' | E 7° 43′ 31'' |
| 2116 | Obieroumu Obieroumu,Uberomu,Ubierumu | Nigeria, Edo State Esan North-East | populated place | N 6° 40′ 7'' | E 6° 16′ 53'' |
| 2117 | Obe-Nla Obe-Nla,Obe-Nla III,Obe-Nla Three | Nigeria, Ondo State | populated place | N 6° 0′ 10'' | E 4° 53′ 9'' |
| 2118 | Ogbele Obele-Ibaa,Obelle,Ogbele | Nigeria, Rivers State Ahoada East | populated place | N 4° 55′ 11'' | E 6° 40′ 30'' |
| 2119 | Ogbeinyama Obeinyama,Obgeinyama,Ogbeinyama | Nigeria, Delta Bomadi | populated place | N 5° 13′ 19'' | E 5° 50′ 5'' |
| 2120 | Obazogbon Obazagbon-Nugu,Obazogbon | Nigeria, Edo State Orhionmwon | populated place | N 6° 2′ 9'' | E 6° 4′ 48'' |
| 2121 | Obanlike Abanliko,Obanlike,Obanliko | Nigeria, Cross River State Obanliku | populated place | N 6° 36′ 22'' | E 9° 15′ 7'' |
2122  | Oban Group Forest Reserve | Nigeria, Cross River State | forest reserve | N 5° 24′ 5'' | E 8° 25′ 5'' |
2123  | Oba Hill Awba,Oba Hill,Oba Hills | Nigeria, Osun State Ola Oluwa | hill | N 7° 47′ 37'' | E 4° 6′ 33'' |
| 2124 | Obaghoro Bahoro,Obaghoro,Obagnoro | Nigeria, Delta Warri North | populated place | N 5° 51′ 13'' | E 5° 9′ 41'' |
| 2125 | Beri Beri,Nyobe Beeri,Yombe Beri | Nigeria, Rivers State Khana | populated place | N 4° 41′ 29'' | E 7° 25′ 44'' |
| 2126 | Nyimoa Nemoa,Nimua,Nyimoa | Nigeria, Kogi State Bassa | populated place | N 7° 52′ 0'' | E 7° 5′ 0'' |
| 2127 | Nyibango Hibango,Nyibango,Yibango | Nigeria, Adamawa Fufore | populated place | N 8° 57′ 30'' | E 12° 21′ 25'' |
| 2128 | Hosere Nyebe Hosere Nyebe,Hosere Nyebe Hill | Nigeria, Adamawa Fufore | hill | N 8° 56′ 37'' | E 12° 25′ 14'' |
| 2129 | Nyanya Nyanya,Nyonya | Nigeria, Cross River State Bekwarra | populated place | N 6° 40′ 50'' | E 8° 58′ 6'' |
| 2130 | Hosere Nyanbulo Hosere Nyanbulo,Hosere Nyanbulo Hill | Nigeria, Adamawa Fufore | hill | N 8° 58′ 54'' | E 12° 11′ 5'' |
| 2131 | Nyambula Nyambula,Nyambula Hill | Nigeria, Adamawa Mayo-Belwa | hill | N 8° 59′ 31'' | E 12° 9′ 52'' |
| 2132 | Nwajala Nwajala,Owagala | Nigeria, Kogi State Ibaji | populated place | N 6° 55′ 0'' | E 6° 48′ 0'' |
| 2133 | Nunkucu-Gona Nunkucha,Nunkucu,Nunkucu-Gona | Nigeria, Nasarawa State Akwanga | populated place | N 9° 8′ 32'' | E 8° 21′ 57'' |
| 2134 | Nung Ukim Ikot Esien Ikot Esien,Nung Ukim,Nung Ukim Ikot Esien | Nigeria, Akwa Ibom State Ikono | populated place | N 5° 16′ 34'' | E 7° 46′ 2'' |
| 2135 | Nungu Forest Reserve | Nigeria, Kaduna State | forest reserve | N 9° 20′ 42'' | E 8° 15′ 36'' |
| 2136 | Otu-Ibiaku Numh Oto Ibiakuruan,Nung Otu-Ibiaku Uruan,Otu-Ibiaku | Nigeria, Akwa Ibom State Uruan | populated place | N 5° 5′ 15'' | E 7° 57′ 14'' |
| 2137 | Ntara Ayimaya Ayimaya,Ntara,Ntara Ayimaya | Nigeria, Cross River State Yala | populated place | N 6° 27′ 28'' | E 8° 31′ 16'' |
| 2138 | Nsobi Hill Dambong-Berge,Dambóng-Berge,Nsobi Hill,Nsobi-Berge | Nigeria, Taraba State Kurmi | mountain | N 6° 58′ 32'' | E 10° 21′ 47'' |
| 2139 | Nsadup Nsadop,Nsadup,Nsodup | Nigeria, Cross River State Boki | populated place | N 6° 19′ 27'' | E 8° 45′ 35'' |
| 2140 | Nguot-Ikot-Umo Nguot-Ikot-Umo,Nkwot Ikot Umo,Nquot,Nquot Ikot Umo | Nigeria, Akwa Ibom State Ikono | populated place | N 5° 15′ 24'' | E 7° 49′ 3'' |
| 2141 | North Tangaza Forest Reserve | Nigeria, Sokoto | forest reserve | N 13° 39′ 5'' | E 4° 41′ 21'' |
| 2142 | Nkwerre-Inyi Nkwere-Inyi,Nkwerre-Inyi,Nwerre-Inyi | Nigeria, Enugu State Oji-River | populated place | N 6° 11′ 27'' | E 7° 13′ 54'' |
| 2143 | Nkwele Nkwele,Nkwelle | Nigeria, Anambra Anambra East | populated place | N 6° 12′ 46'' | E 6° 50′ 14'' |
| 2144 | Njahasang Njahasang,Njakasang,Nya Asang | Nigeria, Cross River State Akamkpa | populated place | N 5° 12′ 30'' | E 8° 17′ 38'' |
| 2145 | Nonowa Nayinawa,Ninowa,Ninowo,Nonowa | Nigeria, Gombe State Funakaye | populated place | N 11° 0′ 36'' | E 11° 26′ 30'' |
| 2146 | Nindam Forest Reserve | Nigeria, Kaduna State | forest reserve | N 9° 26′ 40'' | E 8° 19′ 56'' |
| 2147 | Minama Minama,Minima,Ninama | Nigeria, Rivers State Asari-Toru | populated place | N 4° 44′ 2'' | E 6° 48′ 48'' |
| 2148 | Nimbia Forest Reserve | Nigeria, | forest reserve | N 9° 30′ 6'' | E 8° 32′ 35'' |
| 2149 | Nikrowa Nikorogba,Nikrowa,Onikroga | Nigeria, Edo State Ovia North-East | populated place | N 6° 14′ 35'' | E 5° 21′ 19'' |
| 2150 | Kokani Kokani,Nibu,Tunga Kokani | Nigeria, Kebbi Dandi > Fana | populated place | N 11° 42′ 47'' | E 3° 48′ 48'' |
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