| Name | Country | Feature class | Latitude | Longitude | |
|---|---|---|---|---|---|
2451  | Iza Issga,Isza,Iza | Nigeria, Borno State Bama > Soye | populated place | N 11° 23′ 7'' | E 13° 41′ 21'' |
| 2452 | Oyiowa Odekpa Iyiowa Odek,Iyiowa-Odekpa,Oyiowa Odekpa | Nigeria, Anambra Ogbaru | populated place | N 6° 5′ 30'' | E 6° 45′ 25'' |
2453  | Iyieke Lake | Nigeria, Ebonyi State | lake | N 5° 50′ 29'' | E 7° 56′ 41'' |
| 2454 | Iyara  Ilukpa,Iyara,Lupa | Nigeria, Kogi State Ijumu | seat of a second-order administrative division | N 7° 50′ 35'' | E 5° 58′ 14'' |
| 2455 | Iyano-Eruwa Eruwa,Iyano Eruwa,Iyano-Eruwa | Nigeria, Oyo State Ibarapa East | populated place | N 7° 24′ 11'' | E 3° 29′ 7'' |
| 2456 | Iyale Ayale,Iyale,Yari | Nigeria, Kogi State Dekina | populated place | N 7° 38′ 6'' | E 7° 19′ 1'' |
| 2457 | Iyakpi Ibie Iyakpe,Iyakpe,Iyakpi | Nigeria, Edo State Etsako West | populated place | N 7° 3′ 6'' | E 6° 17′ 13'' |
| 2458 | Iyadi Iyadi,Iyeddi,Iyedi,Liyadi | Nigeria, Kogi State Omala | populated place | N 7° 56′ 17'' | E 7° 24′ 46'' |
| 2459 | Iwuku-Isale Iwuku,Iwuku-Isale,Wuku | Nigeria, Ogun State Ipokia | populated place | N 6° 32′ 13'' | E 2° 49′ 4'' |
| 2460 | Iwollo-Oghe Iwollo-Oghe,Iwollo-Oye,Iwolo-Oye | Nigeria, Enugu State Ezeagu | populated place | N 6° 26′ 30'' | E 7° 17′ 1'' |
| 2461 | Wafe Iwofe,Obukuru,Owofi,Wafe | Nigeria, Rivers State Obio/Akpor | populated place | N 4° 48′ 25'' | E 6° 56′ 6'' |
| 2462 | Iwhrorha Ifikivwe,Iwhrorha,Twhrorha | Nigeria, Delta Ughelli South | populated place | N 5° 19′ 58'' | E 6° 1′ 4'' |
| 2463 | Iwnr Iwhr,Iwhre,Iwnr | Nigeria, Delta Isoko South | populated place | N 5° 17′ 19'' | E 6° 9′ 4'' |
2464  | Iwere-Ile Hill Iwere Hill,Iwere Ile Hill,Iwere-Ile Hill,Iwere-IleHill | Nigeria, Oyo State Iwajowa | hill | N 7° 59′ 37'' | E 3° 5′ 18'' |
| 2465 | Iwaye Erage-Oki,Eraye-Ok,Iwaye | Nigeria, Lagos Epe | populated place | N 6° 36′ 0'' | E 4° 0′ 0'' |
| 2466 | Ivune Ivue,Ivune | Nigeria, Edo State Esan North-East | populated place | N 6° 44′ 16'' | E 6° 16′ 23'' |
| 2467 | Itu | Nigeria, Akwa Ibom State Itu | seat of a second-order administrative division population 36,358 | N 5° 12′ 4'' | E 7° 59′ 1'' |
| 2468 | Ito-Omu Itawmu,Ito-Omu,Itomu,Tawmu | Nigeria, Lagos | populated place | N 6° 30′ 0'' | E 3° 37′ 52'' |
| 2469 | Itokin Itawikin,Itoikin,Itokin | Nigeria, Lagos Epe | populated place | N 6° 39′ 22'' | E 3° 47′ 43'' |
| 2470 | Ita-Olowo Ita Olowo,Ita-Olowo,Otaloro,Otaluro | Nigeria, Kwara State Ifelodun | populated place | N 8° 27′ 39'' | E 5° 1′ 50'' |
| 2471 | Ita-Egbe Ita Ege,Ita Egge,Ita-Egbe | Nigeria, Ogun State Ipokia | populated place | N 6° 46′ 12'' | E 2° 46′ 17'' |
| 2472 | Issele-Uku Issele-Uku | Nigeria, Delta Aniocha North | seat of a second-order administrative division | N 6° 18′ 57'' | E 6° 28′ 33'' |
| 2473 | Issele Asaba Issele Asaba,Issele-Azagba | Nigeria, Delta Aniocha South | populated place | N 6° 16′ 12'' | E 6° 35′ 45'' |
| 2474 | Iso-Bendiga Iso Bendega,Iso-Bendiga,Isobendeghe,Izo Bendiga | Nigeria, Cross River State Boki | populated place | N 6° 13′ 9'' | E 8° 48′ 51'' |
| 2475 | Isiokpo Water Side Isiokpo,Isiokpo Water Side,Nsokpo,Water Side | Nigeria, Rivers State Ikwerre | populated place | N 4° 54′ 45'' | E 6° 52′ 50'' |
| 2476 | Isinyi-Nando Isinyi-Nando,Isinyu-Nando | Nigeria, Anambra Anambra East | populated place | N 6° 21′ 41'' | E 6° 55′ 30'' |
2477  | Iseyin West Forest Reserve | Nigeria, Oyo State | forest reserve | N 7° 56′ 44'' | E 3° 33′ 11'' |
| 2478 | Iseyin East Forest Reserve | Nigeria, Oyo State | forest reserve | N 7° 58′ 18'' | E 3° 36′ 5'' |
| 2479 | Iseyin Central Forest Reserve | Nigeria, Oyo State | forest reserve | N 7° 58′ 48'' | E 3° 34′ 25'' |
| 2480 | Iseri-Oke Iseri,Iseri-Oke,Isheri,Isheri Oke,Oke | Nigeria, Ogun State Ifo | section of populated place | N 6° 38′ 35'' | E 3° 22′ 50'' |
| 2481 | Isemi-Ile Isemi,Isemi Ile,Isemi-Ile | Nigeria, Oyo State Kajola | populated place | N 7° 59′ 24'' | E 3° 22′ 19'' |
| 2482 | Ise Forest Reserve | Nigeria, Ondo State | forest reserve | N 7° 23′ 2'' | E 5° 22′ 49'' |
| 2483 | Isa Zurmi Native Area Forest Reserve | Nigeria, | forest reserve | N 13° 12′ 0'' | E 6° 41′ 0'' |
| 2484 | Isasi Isashi,Isasi,Ishasi | Nigeria, Lagos Ojo | populated place | N 6° 30′ 0'' | E 3° 10′ 0'' |
| 2485 | Isare-Osi Isare,Isare Osi,Isare-Osi | Nigeria, Kwara State Ekiti | populated place | N 8° 5′ 39'' | E 5° 13′ 43'' |
| 2486 | Isara Isara,Isara-Remo,Ishara | Nigeria, Ogun State Remo North | seat of a second-order administrative division population 8,205 | N 6° 59′ 20'' | E 3° 40′ 56'' |
| 2487 | Isapa Isapa,Oke-Sapa,Sapa | Nigeria, Kwara State Ekiti | populated place | N 8° 8′ 29'' | E 5° 19′ 43'' |
| 2488 | Isagbo-Oke Isagbo,Isagbo-Oke,Ishagbo | Nigeria, Ogun State Egbado South | populated place | N 6° 38′ 12'' | E 2° 54′ 52'' |
| 2489 | Isaga-Abiodun Ilewo,Isaga Abiodun,Isaga-Abiodun | Nigeria, Ogun State Egbado North | populated place | N 6° 58′ 36'' | E 2° 58′ 54'' |
| 2490 | Itukpen Iruekpen,Itukpen | Nigeria, Edo State Esan West | populated place | N 6° 45′ 16'' | E 6° 3′ 5'' |
| 2491 | Irogun-Akere Akere,Irogun Akere,Irogun-Akere | Nigeria, Ogun State Egbado South | populated place | N 6° 48′ 53'' | E 2° 59′ 21'' |
| 2492 | Iresa-Pa Iresa Pa,Iresa-Pa,Iressa,Iressa (2) | Nigeria, Oyo State Surulere | populated place | N 8° 4′ 30'' | E 4° 20′ 51'' |
| 2493 | Iresa-Adu Iresa,Iresa-Adu,Iresa-Du,Iresadu,Iressa | Nigeria, Oyo State Surulere | seat of a second-order administrative division | N 8° 5′ 14'' | E 4° 23′ 33'' |
| 2494 | Ode-Irele Irele,Ode-Irele | Nigeria, Ondo State Irele | seat of a second-order administrative division | N 6° 29′ 39'' | E 4° 52′ 13'' |
| 2495 | Irawo-Owode Irawo,Irawo Owode,Irawo-Owode | Nigeria, Oyo State Atisbo | populated place | N 8° 31′ 47'' | E 3° 21′ 36'' |
| 2496 | Irawo-Ile Irawaw,Irawo,Irawo Ile,Irawo-Ile | Nigeria, Oyo State Atisbo | populated place | N 8° 32′ 53'' | E 3° 20′ 16'' |
| 2497 | Iragbiji Iragbiji | Nigeria, Osun State Boripe | seat of a second-order administrative division | N 7° 54′ 14'' | E 4° 41′ 13'' |
| 2498 | Iporo-Ekiti Iporo,Iporo-Ekiti,Iye | Nigeria, Ekiti State Ilejemeje | populated place | N 7° 56′ 35'' | E 5° 15′ 5'' |
| 2499 | Ipole Apa,Apa-Iwaji,Ipole | Nigeria, Ekiti State Ekiti West | populated place | N 7° 35′ 33'' | E 4° 56′ 19'' |
| 2500 | Ipeme Ipeme,Ipinme,Owo | Nigeria, Ondo State Owo | populated place | N 7° 15′ 25'' | E 5° 37′ 28'' |
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