| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Iba | city | Rivers | Nigeria | 4.97 | 6.81 | 1669 | 22500 |
| Ibaa | city | Rivers | Nigeria | 4.97 | 6.81 | 1669 | 22500 |
| Ibaa | city | Rivers | Nigeria | 4.95 | 6.88 | 1669 | 19072 |
| Ibaka | city | Rivers | Nigeria | 4.74 | 7.08 | 1669 | 379999 |
| Ibao | city | Rivers | Nigeria | 4.97 | 6.81 | 1669 | 22500 |
| Ibe | city | Rivers | Nigeria | 4.97 | 6.81 | 1669 | 22500 |
| Ibewa | city | Rivers | Nigeria | 5.23 | 6.68 | 830 | 25912 |
| Ibiapokiri | city | Rivers | Nigeria | 4.34 | 6.61 | 282 | 6365 |
| Ibiapukiri | city | Rivers | Nigeria | 4.34 | 6.61 | 282 | 6365 |
| Ibibio Palm Tapper Settlement | city | Rivers | Nigeria | 4.75 | 6.64 | 390 | 24509 |
| Ibima | city | Rivers | Nigeria | 5.12 | 6.90 | 902 | 21533 |
| Ibodo | city | Rivers | Nigeria | 5.18 | 7.16 | 830 | 31487 |
| Ibot-Usut | city | Rivers | Nigeria | 4.44 | 7.36 | 0 | 76041 |
| Ibotokpon | city | Rivers | Nigeria | 4.46 | 7.34 | 938 | 102488 |
| Ibrokiri | city | Rivers | Nigeria | 4.37 | 6.86 | 1108 | 2364 |
| Ibudokubokiri | city | Rivers | Nigeria | 4.70 | 6.89 | 1135 | 148024 |
| Ibuluya | city | Rivers | Nigeria | 4.74 | 7.10 | 1669 | 341070 |
| Ichama | city | Rivers | Nigeria | 4.47 | 7.36 | 925 | 108911 |
| Idama | city | Rivers | Nigeria | 4.63 | 6.81 | 862 | 46465 |
| Idegeba | city | Rivers | Nigeria | 4.33 | 6.58 | 0 | 5602 |
| Ideikiri | city | Rivers | Nigeria | 4.37 | 6.56 | 259 | 10133 |
| Idia | city | Rivers | Nigeria | 5.42 | 6.62 | 232 | 26581 |
| Ido | city | Rivers | Nigeria | 4.74 | 6.85 | 1669 | 245999 |
| Idoke | city | Rivers | Nigeria | 5.03 | 6.67 | 830 | 32180 |
| Idu | city | Rivers | Nigeria | 5.10 | 6.55 | 830 | 36654 |
| Idu | city | Rivers | Nigeria | 5.09 | 6.55 | 830 | 36654 |
| Iduobosuku | city | Rivers | Nigeria | 5.25 | 6.59 | 255 | 27738 |
| Ifoko | city | Rivers | Nigeria | 4.42 | 7.32 | 0 | 40996 |
| Ifoko | city | Rivers | Nigeria | 4.41 | 7.01 | 1669 | 2567 |
| Ifoko | city | Rivers | Nigeria | 4.76 | 6.81 | 1240 | 125729 |
| Ifoko | city | Rivers | Nigeria | 4.73 | 6.97 | 1089 | 350560 |
| Igbango | city | Rivers | Nigeria | 4.48 | 7.46 | 846 | 79477 |
| Igbekiri-Isiokpo | city | Rivers | Nigeria | 4.91 | 6.88 | 1243 | 27372 |
| Igbekirisiokpo | city | Rivers | Nigeria | 4.91 | 6.88 | 1243 | 27372 |
| Igbidiama | city | Rivers | Nigeria | 5.30 | 6.38 | 259 | 12364 |
| Igbigimina-Senkiri | city | Rivers | Nigeria | 4.66 | 7.01 | 1135 | 96281 |
| Igbo-Ekhe | city | Rivers | Nigeria | 4.95 | 7.08 | 830 | 35132 |
| Igbogene | city | Rivers | Nigeria | 5.03 | 6.40 | 272 | 31125 |
| Ighom | city | Rivers | Nigeria | 4.76 | 6.64 | 830 | 26954 |
| Igovia | city | Rivers | Nigeria | 4.97 | 6.49 | 275 | 35509 |
| Igrita | city | Rivers | Nigeria | 4.95 | 7.02 | 941 | 28400 |
| Igrita | city | Rivers | Nigeria | 4.92 | 6.93 | 1669 | 20324 |
| Igrtia-Umuechem | city | Rivers | Nigeria | 5.01 | 7.03 | 830 | 33058 |
| Igule Erohwa | city | Rivers | Nigeria | 5.29 | 6.41 | 180 | 14627 |
| Igwuruta | city | Rivers | Nigeria | 4.95 | 7.02 | 941 | 28400 |
| Igwuruta-Ali | city | Rivers | Nigeria | 4.97 | 6.99 | 1023 | 24471 |
| Igwuruto Ali | city | Rivers | Nigeria | 4.97 | 6.99 | 1023 | 24471 |
| Ihaba | city | Rivers | Nigeria | 5.03 | 6.68 | 830 | 29569 |
| Iheke | city | Rivers | Nigeria | 5.06 | 6.62 | 830 | 36651 |
| Ihia | city | Rivers | Nigeria | 5.18 | 6.96 | 830 | 28948 |
| Ihowo | city | Rivers | Nigeria | 5.01 | 6.66 | 830 | 32385 |
| Ihuama | city | Rivers | Nigeria | 4.98 | 6.68 | 830 | 31067 |
| Ihubogo | city | Rivers | Nigeria | 5.18 | 6.66 | 830 | 30416 |
| Ihubulu | city | Rivers | Nigeria | 5.09 | 6.60 | 830 | 36654 |
| Ijawkiri | city | Rivers | Nigeria | 4.64 | 6.60 | 406 | 11026 |
| Ijokiri | city | Rivers | Nigeria | 4.46 | 6.61 | 282 | 11026 |
| Ijowkiri | city | Rivers | Nigeria | 4.64 | 6.60 | 406 | 11026 |
| Ika | city | Rivers | Nigeria | 4.58 | 7.37 | 866 | 38070 |
| Ikarama | city | Rivers | Nigeria | 5.15 | 6.45 | 226 | 29685 |
| Ikiri | city | Rivers | Nigeria | 5.27 | 6.73 | 912 | 24009 |
| Ikiri | city | Rivers | Nigeria | 5.29 | 6.70 | 830 | 26145 |
| Ikiriko | city | Rivers | Nigeria | 4.37 | 6.56 | 259 | 10133 |
| Ikiriko Ideikiri | city | Rivers | Nigeria | 4.37 | 6.56 | 259 | 10133 |
| Ikirikokiri | city | Rivers | Nigeria | 4.43 | 6.53 | 278 | 11026 |
| Ikodu | city | Rivers | Nigeria | 4.99 | 6.47 | 232 | 36320 |
| Ikparu | city | Rivers | Nigeria | 4.46 | 6.94 | 1240 | 5031 |
| Ikpidiama | city | Rivers | Nigeria | 5.30 | 6.38 | 259 | 12364 |
| Ikporu | city | Rivers | Nigeria | 4.46 | 6.94 | 1240 | 5031 |
| Ikukiri | city | Rivers | Nigeria | 4.81 | 6.90 | 1223 | 146093 |
| Ikuru | city | Rivers | Nigeria | 4.48 | 7.49 | 830 | 70431 |
| Ikwake | city | Rivers | Nigeria | 4.75 | 6.97 | 1184 | 388557 |
| Ikwake Amatangolo Odirogu | city | Rivers | Nigeria | 4.75 | 6.97 | 1184 | 388557 |
| Ilabie | city | Rivers | Nigeria | 4.49 | 7.28 | 1148 | 75021 |
| Ilelema | city | Rivers | Nigeria | 4.80 | 6.79 | 830 | 24578 |
| Illelima | city | Rivers | Nigeria | 4.80 | 6.79 | 830 | 24578 |
| Ilolo | city | Rivers | Nigeria | 4.48 | 6.79 | 830 | 6485 |
| Iloma | city | Rivers | Nigeria | 4.50 | 7.54 | 830 | 63240 |
| Ilutumbi | city | Rivers | Nigeria | 4.48 | 7.37 | 859 | 114601 |
| Imogu | city | Rivers | Nigeria | 4.99 | 6.68 | 830 | 29588 |
| Imogwu | city | Rivers | Nigeria | 4.98 | 6.95 | 1053 | 20508 |
| Imogwu-Agwa | city | Rivers | Nigeria | 4.98 | 6.95 | 1053 | 20508 |
| Imotanjikiri | city | Rivers | Nigeria | 4.53 | 6.82 | 1040 | 5069 |
| Imugu | city | Rivers | Nigeria | 4.99 | 6.68 | 830 | 29588 |
| Inenaboko | city | Rivers | Nigeria | 4.39 | 6.60 | 249 | 10926 |
| Iniedogekiri | city | Rivers | Nigeria | 4.68 | 6.56 | 232 | 14322 |
| Iniemaboko | city | Rivers | Nigeria | 4.40 | 6.60 | 255 | 11008 |
| Ininokiribi | city | Rivers | Nigeria | 4.62 | 7.17 | 1669 | 50719 |
| Inyomaboko | city | Rivers | Nigeria | 4.40 | 6.60 | 255 | 11008 |
| Inyonkp | city | Rivers | Nigeria | 4.44 | 7.44 | 0 | 59359 |
| Ipikokiri | city | Rivers | Nigeria | 4.36 | 6.57 | 232 | 9374 |
| Ipo | city | Rivers | Nigeria | 5.05 | 6.96 | 830 | 26699 |
| Iriebe | city | Rivers | Nigeria | 4.87 | 7.11 | 1020 | 47219 |
| Isaba | city | Rivers | Nigeria | 4.92 | 6.91 | 1669 | 19702 |
| Isafa | city | Rivers | Nigeria | 5.54 | 6.55 | 206 | 21488 |
| Isaiahkiri | city | Rivers | Nigeria | 4.72 | 6.59 | 328 | 18816 |
| Isaihkiri | city | Rivers | Nigeria | 4.72 | 6.59 | 328 | 18816 |
| Isaka | city | Rivers | Nigeria | 4.74 | 6.99 | 1669 | 482785 |
| Ise Uti | city | Rivers | Nigeria | 5.53 | 6.61 | 262 | 26461 |
| Ishukwa | city | Rivers | Nigeria | 5.64 | 6.63 | 272 | 25188 |
| Isielo Camp | city | Rivers | Nigeria | 5.30 | 6.39 | 252 | 12534 |
| Isioba | city | Rivers | Nigeria | 4.92 | 6.91 | 1669 | 19702 |
| Isioba | city | Rivers | Nigeria | 4.89 | 6.90 | 1230 | 40106 |
| Isiodu | city | Rivers | Nigeria | 4.89 | 6.87 | 1669 | 30568 |
| Isioke | city | Rivers | Nigeria | 4.49 | 7.49 | 830 | 69385 |
| Isiokpo | city | Rivers | Nigeria | 4.98 | 6.89 | 1246 | 19072 |
| Isiokpo | city | Rivers | Nigeria | 5.00 | 6.87 | 1233 | 19072 |
| Isiokpo | city | Rivers | Nigeria | 4.91 | 6.91 | 1256 | 22380 |
| Isiokpo | city | Rivers | Nigeria | 4.91 | 6.88 | 1246 | 23681 |
| Isiokpo Water Side | city | Rivers | Nigeria | 4.91 | 6.88 | 1246 | 23681 |
| Isitumbi | city | Rivers | Nigeria | 4.50 | 7.33 | 862 | 121363 |
| Isoba | city | Rivers | Nigeria | 4.92 | 6.91 | 1669 | 19702 |
| Isoba | city | Rivers | Nigeria | 4.87 | 6.93 | 1669 | 58181 |
| Isoga | city | Rivers | Nigeria | 4.87 | 6.93 | 1669 | 58181 |
| Isoko Camp | city | Rivers | Nigeria | 5.26 | 6.40 | 180 | 19132 |
| Isomabio | city | Rivers | Nigeria | 4.36 | 6.67 | 410 | 7535 |
| Isomobio | city | Rivers | Nigeria | 4.36 | 6.67 | 410 | 7535 |
| Isu | city | Rivers | Nigeria | 5.14 | 7.02 | 830 | 34895 |
| Isua | city | Rivers | Nigeria | 5.16 | 6.50 | 236 | 30960 |
| Isusu | city | Rivers | Nigeria | 5.16 | 6.49 | 232 | 31831 |
| Itu | city | Rivers | Nigeria | 5.22 | 6.71 | 830 | 24092 |
| Iwoama | city | Rivers | Nigeria | 4.79 | 6.79 | 921 | 28951 |
| Iwofe | city | Rivers | Nigeria | 4.81 | 6.94 | 1171 | 161510 |
| Iwogono | city | Rivers | Nigeria | 4.47 | 7.34 | 931 | 112640 |
| Iwokiri | city | Rivers | Nigeria | 4.46 | 6.70 | 265 | 11026 |
| Iwokiri | city | Rivers | Nigeria | 4.42 | 6.78 | 830 | 7977 |
| Iwoma | city | Rivers | Nigeria | 4.47 | 7.36 | 925 | 108911 |
| Iwowo | city | Rivers | Nigeria | 5.01 | 6.66 | 830 | 32385 |
| Iyaba | city | Rivers | Nigeria | 4.59 | 7.46 | 830 | 33987 |
| Iyaki | city | Rivers | Nigeria | 4.78 | 6.64 | 830 | 27863 |
| Iyaki-Ewon | city | Rivers | Nigeria | 4.78 | 6.64 | 830 | 27863 |
| Iyogh | city | Rivers | Nigeria | 4.78 | 6.64 | 830 | 27863 |
| Iyokiri | city | Rivers | Nigeria | 4.71 | 7.02 | 1669 | 380733 |