| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| N'jerihun | city | Northern Province | Sierra Leone | 9.4166667 | -12.15 | 728 | 5171 |
| N'yagbanta | city | Northern Province | Sierra Leone | 9.2666667 | -12.5166667 | 108 | 7901 |
| Naboi | city | Northern Province | Sierra Leone | 8.4166667 | -12.85 | 82 | 9165 |
| Nalfomoria | city | Northern Province | Sierra Leone | 9.7 | -11.3333333 | 1515 | 2380 |
| Nanfayi | city | Northern Province | Sierra Leone | 9.1666667 | -11.4666667 | 1440 | 3291 |
| Nerekoro | city | Northern Province | Sierra Leone | 8.9 | -11.7166667 | 1085 | 5451 |
| Nerekoro | city | Northern Province | Sierra Leone | 9.1666667 | -10.75 | 2142 | 2160 |
| Nerekoro | city | Northern Province | Sierra Leone | 9.0666667 | -10.6 | 2011 | 4032 |
| Ngawla | city | Northern Province | Sierra Leone | 8.5 | -11.9833333 | 223 | 5460 |
| Nimia | city | Northern Province | Sierra Leone | 9.5833333 | -11.4333333 | 1486 | 2380 |
| Nomogoya | city | Northern Province | Sierra Leone | 9.9666667 | -11.4 | 1499 | 2106 |
| Nonkoba | city | Northern Province | Sierra Leone | 8.6 | -12.5833333 | 167 | 9548 |
| Nonkoba | city | Northern Province | Sierra Leone | 8.8333333 | -11.6333333 | 1026 | 5454 |
| Nonkoba | city | Northern Province | Sierra Leone | 8.6666667 | -11.4833333 | 1384 | 5451 |
| Nonkosobia | city | Northern Province | Sierra Leone | 8.8666667 | -11.7166667 | 803 | 5451 |
| Nosenti | city | Northern Province | Sierra Leone | 8.7666667 | -12 | 232 | 5284 |
| Numula | city | Northern Province | Sierra Leone | 9.8833333 | -11.3333333 | 1476 | 2380 |
| Nunkekoro | city | Northern Province | Sierra Leone | 8.9833333 | -11.6333333 | 1387 | 5451 |
| Nwala | city | Northern Province | Sierra Leone | 8.4852778 | -12.4336111 | 242 | 5652 |
| Nwala | city | Northern Province | Sierra Leone | 8.3333333 | -12.3166667 | 232 | 4415 |
| Nyamba | city | Northern Province | Sierra Leone | 9.6166667 | -12.2166667 | 249 | 5166 |
| Nyan | city | Northern Province | Sierra Leone | 8.4166667 | -12.2 | 272 | 5438 |
| Nyandankolia | city | Northern Province | Sierra Leone | 9 | -11.1833333 | 1496 | 9757 |
| Nyandankolia | city | Northern Province | Sierra Leone | 9.2166667 | -10.7333333 | 2253 | 2293 |
| Nyeldu | city | Northern Province | Sierra Leone | 9.3833333 | -10.9333333 | 1496 | 2380 |
| Nyenya | city | Northern Province | Sierra Leone | 9.0666667 | -10.9166667 | 1614 | 5826 |
| Nʼjerihun | city | Northern Province | Sierra Leone | 9.4166667 | -12.15 | 728 | 5171 |
| Nʼyagbanta | city | Northern Province | Sierra Leone | 9.2666667 | -12.5166667 | 108 | 7901 |
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