| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Niaba | city | Region de la Cuvette | Congo | -1.0841667 | 16.065 | 1072 | 420 |
| Niagai | city | Region de la Sangha | Congo | 1.6030556 | 15.0441667 | 1299 | 173 |
| Niague | city | Region de la Sangha | Congo | 1.6030556 | 15.0441667 | 1299 | 173 |
| Niali | city | Region du Kouilou | Congo | -4.3833333 | 12.0833333 | 334 | 22018 |
| Niandji | city | Region du Kouilou | Congo | -4.8238889 | 11.9472222 | 39 | 29038 |
| Nianga | city | Region du Niari | Congo | -2.7883333 | 12.2086111 | 1778 | 840 |
| Nianga | city | Region du Niari | Congo | -3.685 | 12.515 | 488 | 3220 |
| Nianga | city | Region du Niari | Congo | -3.5041667 | 12.605 | 337 | 2183 |
| Nianga | city | Region du Niari | Congo | -2.9458333 | 12.6555556 | 1617 | 770 |
| Nianga | city | Region du Niari | Congo | -2.9027778 | 12.6880556 | 1719 | 770 |
| Nianga | city | Region du Niari | Congo | -3.1658333 | 12.9347222 | 984 | 770 |
| Nianga | city | Region du Pool | Congo | -4.5055556 | 14.8661111 | 1325 | 2173 |
| Nianga | city | Region du Pool | Congo | -4.5113889 | 14.8911111 | 1617 | 2715 |
| Niangadili | city | Region du Niari | Congo | -3.3394444 | 12.4919444 | 551 | 769 |
| Niangalele | city | Region du Niari | Congo | -3.3394444 | 12.4919444 | 551 | 769 |
| Niangalélé | city | Region du Niari | Congo | -3.3394444 | 12.4919444 | 551 | 769 |
| Niangi | city | Region de la Likouala | Congo | 1.8186111 | 18.0547222 | 1076 | 398 |
| Niari | city | Region de la Bouenza | Congo | -4.1572222 | 14.1530556 | 875 | 2000 |
| Niengo | city | Region du Niari | Congo | -2.5016667 | 12.1127778 | 1722 | 840 |
| Niete Boumba | city | Region de la Cuvette | Congo | -0.2394444 | 15.7647222 | 1131 | 356 |
| Nimbakou | city | Region du Niari | Congo | -3.9983333 | 12.625 | 994 | 3219 |
| Nina | city | Region de la Cuvette | Congo | 0.5272222 | 14.4175 | 1765 | 56 |
| Nina | city | Region de la Cuvette | Congo | -0.6908333 | 14.8997222 | 1610 | 397 |
| Niongo | city | Region de la Cuvette | Congo | -0.4488889 | 15.4641667 | 1164 | 455 |
| Nionzi | city | Region du Kouilou | Congo | -4.1191667 | 12.0744444 | 124 | 462 |
| Nionzi | city | Region du Kouilou | Congo | -4.1116667 | 12.0794444 | 144 | 462 |
| Niossoka | city | Region de la Cuvette | Congo | 0.0163889 | 15.6302778 | 1079 | 336 |
| Nioungi | city | Region du Kouilou | Congo | -4.2605556 | 12.5069444 | 977 | 1244 |
| Nitoumbi | city | Region de la Bouenza | Congo | -3.8091667 | 12.7433333 | 492 | 1281 |
| Niété Boumba | city | Region de la Cuvette | Congo | -0.2394444 | 15.7647222 | 1131 | 356 |
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