| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Dia | city | Southern Province | Sierra Leone | 7.8122222 | -11.4311111 | 485 | 6843 |
| Dia | city | Southern Province | Sierra Leone | 7.3305556 | -11.3905556 | 252 | 4373 |
| Dia | city | Southern Province | Sierra Leone | 7.0833333 | -11.35 | 275 | 2449 |
| Dia | city | Eastern Province | Sierra Leone | 7.9266667 | -11.2672222 | 488 | 7691 |
| Dia | city | Eastern Province | Sierra Leone | 7.9166667 | -11.0333333 | 498 | 7468 |
| Dia | city | Eastern Province | Sierra Leone | 8.3833333 | -10.4166667 | 1279 | 6989 |
| Diama | city | Eastern Province | Sierra Leone | 7.7872222 | -11.2147222 | 410 | 7697 |
| Diamani | city | Southern Province | Sierra Leone | 7.2305556 | -11.9022222 | 55 | 3869 |
| Diame | city | Eastern Province | Sierra Leone | 7.7286111 | -11.1425 | 482 | 7700 |
| Diamei | city | Southern Province | Sierra Leone | 7.4333333 | -11.6666667 | 318 | 4373 |
| Diamei | city | Southern Province | Sierra Leone | 7.4338889 | -11.6588889 | 324 | 4373 |
| Diamein | city | Southern Province | Sierra Leone | 7.4338889 | -11.6588889 | 324 | 4373 |
| Dian Sokurela | city | Northern Province | Sierra Leone | 9.35 | -11.5166667 | 1036 | 2380 |
| Dibia | city | Southern Province | Sierra Leone | 7.9166667 | -12.95 | 42 | 1119 |
| Dibia | city | Northern Province | Sierra Leone | 9.0833333 | -12.85 | 121 | 8848 |
| Dibia | city | Southern Province | Sierra Leone | 7.4666667 | -12.5333333 | 3 | 2309 |
| Dibia | city | Southern Province | Sierra Leone | 7.1933333 | -11.9330556 | 39 | 2046 |
| Dibia | city | Southern Province | Sierra Leone | 6.9891667 | -11.5983333 | 0 | 1454 |
| Dibid | city | Southern Province | Sierra Leone | 6.9891667 | -11.5983333 | 0 | 1454 |
| Dibo | city | Northern Province | Sierra Leone | 9.4 | -12.4333333 | 236 | 7709 |
| Didia | city | Northern Province | Sierra Leone | 9.65 | -11.4166667 | 1496 | 2380 |
| Dige | city | Eastern Province | Sierra Leone | 8.0333333 | -11.2333333 | 567 | 7691 |
| Diima | city | Eastern Province | Sierra Leone | 7.9802778 | -11.2566667 | 485 | 7691 |
| Dikpaya | city | Southern Province | Sierra Leone | 7.8333333 | -11.7833333 | 141 | 5524 |
| Dilma | city | Eastern Province | Sierra Leone | 7.9802778 | -11.2566667 | 485 | 7691 |
| Dina | city | Southern Province | Sierra Leone | 7.5833333 | -11.7166667 | 334 | 4525 |
| Dindi | city | Eastern Province | Sierra Leone | 8.4833333 | -10.3166667 | 1135 | 5925 |
| Dinga | city | Southern Province | Sierra Leone | 7.4166667 | -12.5611111 | 62 | 1647 |
| Dintilipan | city | Northern Province | Sierra Leone | 9.055 | -13.2144444 | 144 | 6622 |
| Dipala | city | Southern Province | Sierra Leone | 7.5 | -12.1333333 | 75 | 3780 |
| Disa | city | Eastern Province | Sierra Leone | 8.0666667 | -11.1166667 | 931 | 7691 |
| Disalami | city | Southern Province | Sierra Leone | 7.2361111 | -11.26 | 328 | 2702 |
| Diwa | city | Eastern Province | Sierra Leone | 8.2833333 | -11.0666667 | 846 | 7685 |
| Diyange | city | Southern Province | Sierra Leone | 7.3069444 | -11.6144444 | 236 | 4373 |
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