| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Waia | city | Northern Province | Sierra Leone | 9.1333333 | -11.6833333 | 1509 | 3185 |
| Waka | city | Northern Province | Sierra Leone | 8.6333333 | -12.1666667 | 180 | 5433 |
| Waka | city | Northern Province | Sierra Leone | 8.6166667 | -11.7 | 892 | 5460 |
| Wake | city | Northern Province | Sierra Leone | 8.4666667 | -12.8833333 | 101 | 9553 |
| Walia | city | Northern Province | Sierra Leone | 9.05 | -12.6833333 | 242 | 9514 |
| Walia | city | Northern Province | Sierra Leone | 9.7 | -11.6166667 | 1496 | 2380 |
| Walibana | city | Northern Province | Sierra Leone | 9.1666667 | -12.9666667 | 137 | 5177 |
| Wanindara | city | Northern Province | Sierra Leone | 9.2833333 | -12.85 | 78 | 6933 |
| Wankako | city | Northern Province | Sierra Leone | 9.2166667 | -11.3 | 1282 | 2380 |
| Wankobaw | city | Northern Province | Sierra Leone | 8.6 | -11.6166667 | 1305 | 5535 |
| Warakasona | city | Northern Province | Sierra Leone | 9.3833333 | -11.9666667 | 488 | 5171 |
| Warakasonia | city | Northern Province | Sierra Leone | 9.3833333 | -11.9666667 | 488 | 5171 |
| Wari | city | Northern Province | Sierra Leone | 8.7166667 | -13.05 | 108 | 9548 |
| Wari | city | Northern Province | Sierra Leone | 9.0333333 | -12.55 | 167 | 7939 |
| Wari | city | Northern Province | Sierra Leone | 8.9166667 | -12.5 | 239 | 8571 |
| Wari | city | Northern Province | Sierra Leone | 8.9833333 | -12.45 | 118 | 6126 |
| Wari | city | Northern Province | Sierra Leone | 9.0833333 | -12.4333333 | 68 | 5174 |
| Wari | city | Northern Province | Sierra Leone | 9.2166667 | -12.3833333 | 223 | 5171 |
| Wari | city | Northern Province | Sierra Leone | 8.9 | -12.35 | 157 | 6668 |
| Wari | city | Northern Province | Sierra Leone | 8.85 | -12.3166667 | 144 | 5749 |
| Wari | city | Northern Province | Sierra Leone | 9.15 | -12.2666667 | 193 | 5171 |
| Wari | city | Northern Province | Sierra Leone | 8.85 | -12.25 | 216 | 5180 |
| Wari | city | Northern Province | Sierra Leone | 9.2166667 | -12.0166667 | 246 | 5171 |
| Wari Bana | city | Northern Province | Sierra Leone | 8.7072222 | -13.0580556 | 91 | 9548 |
| Wari Lol | city | Northern Province | Sierra Leone | 8.7288889 | -13.0594444 | 114 | 9548 |
| Wari-Masia | city | Northern Province | Sierra Leone | 9.0833333 | -12.6 | 239 | 8639 |
| Waribana | city | Northern Province | Sierra Leone | 8.85 | -12.3666667 | 147 | 7196 |
| Waribana | city | Northern Province | Sierra Leone | 8.7666667 | -1.15 | 269 | 716 |
| Waridala | city | Northern Province | Sierra Leone | 9.7 | -11.8833333 | 544 | 2744 |
| Warkpakpa | city | Northern Province | Sierra Leone | 9.25 | -10.7 | 1994 | 2000 |
| Wehun | city | Northern Province | Sierra Leone | 9.1 | -12.1333333 | 436 | 5171 |
| Wesima | city | Northern Province | Sierra Leone | 9.1666667 | -11.5 | 1496 | 3291 |
| Wiande | city | Northern Province | Sierra Leone | 9.55 | -11.8166667 | 935 | 2380 |
| Wiandi | city | Northern Province | Sierra Leone | 9.55 | -11.8166667 | 935 | 2380 |
| Winsa | city | Northern Province | Sierra Leone | 9.6666667 | -12.2833333 | 495 | 5166 |
| Wolaw | city | Northern Province | Sierra Leone | 8.9166667 | -13.0166667 | 150 | 8852 |
| Wongkifu | city | Northern Province | Sierra Leone | 9.3166667 | -12.6666667 | 246 | 8839 |
| Wongkitu | city | Northern Province | Sierra Leone | 9.3166667 | -12.6666667 | 246 | 8839 |
| Worokoro | city | Northern Province | Sierra Leone | 9.2166667 | -10.8666667 | 1617 | 2380 |
| Worombaia | city | Northern Province | Sierra Leone | 8.9666667 | -11.4166667 | 1528 | 2538 |
| Worowaia | city | Northern Province | Sierra Leone | 9.1666667 | -11.65 | 1551 | 2451 |
| Wula | city | Northern Province | Sierra Leone | 8.7263889 | -13.0341667 | 98 | 9548 |
| Wula | city | Northern Province | Sierra Leone | 8.9666667 | -12.9166667 | 9 | 8849 |
| Wula | city | Northern Province | Sierra Leone | 9.1333333 | -12.85 | 101 | 8848 |
| Wula | city | Northern Province | Sierra Leone | 8.5333333 | -12.5833333 | 239 | 8264 |
| Wulia | city | Northern Province | Sierra Leone | 9.9166667 | -11.8 | 941 | 2383 |
| Wulumbu | city | Northern Province | Sierra Leone | 9.9 | -11.2666667 | 1499 | 2380 |
| Wulumbu | city | Northern Province | Sierra Leone | 9.9 | -11.25 | 1499 | 2379 |
| Wundefili | city | Northern Province | Sierra Leone | 9.6833333 | -12.4833333 | 488 | 5101 |
| Wusia | city | Northern Province | Sierra Leone | 8.7297222 | -13.1819444 | 111 | 9194 |
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