| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Banda | city | Prefecture de Cyangugu | Rwanda | -2.4333333 | 29.1833333 | 6259 | 20376 |
| Bigutu | city | Prefecture de Cyangugu | Rwanda | -2.4833333 | 28.9833333 | 6335 | 48348 |
| Biguzi | city | Prefecture de Cyangugu | Rwanda | -2.4333333 | 28.9666667 | 5898 | 50828 |
| Biru | city | Prefecture de Cyangugu | Rwanda | -2.5411111 | 28.9186111 | 5997 | 55439 |
| Bitare | city | Prefecture de Cyangugu | Rwanda | -2.4 | 29.05 | 5246 | 20256 |
| Bugarama | city | Prefecture de Cyangugu | Rwanda | -2.6469444 | 29.094444 | 5039 | 32002 |
| Bugungu | city | Prefecture de Cyangugu | Rwanda | -2.4333333 | 28.9833333 | 5872 | 50828 |
| Bugungu | city | Prefecture de Cyangugu | Rwanda | -2.5833333 | 29.05 | 4438 | 26287 |
| Buhokoro | city | Prefecture de Cyangugu | Rwanda | -2.6166667 | 28.9166667 | 5288 | 53022 |
| Buhokoro | city | Prefecture de Cyangugu | Rwanda | -2.3333333 | 29.0166667 | 5160 | 13246 |
| Bumazi | city | Prefecture de Cyangugu | Rwanda | -2.45 | 29 | 6207 | 31299 |
| Bunyereri | city | Prefecture de Cyangugu | Rwanda | -2.5833333 | 29.0333333 | 3950 | 36301 |
| Busekera | city | Prefecture de Cyangugu | Rwanda | -2.6 | 28.9166667 | 5459 | 53022 |
| Butambamo | city | Prefecture de Cyangugu | Rwanda | -2.65 | 28.95 | 5052 | 44740 |
| Butambara | city | Prefecture de Cyangugu | Rwanda | -2.3333333 | 29.0872222 | 4826 | 11243 |
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