| Name | What | Region | Country | Lat | Long | Elev Ft. | Pop Est |
| Tam | city | Departement de Diffa | Niger | 13.1333333 | 12.1333333 | 941 | 682 |
| Tcharingaberi | city | Departement de Diffa | Niger | 13.9 | 13.15 | 898 | 646 |
| Tcharingabéri | city | Departement de Diffa | Niger | 13.9 | 13.15 | 898 | 646 |
| Tchougoundi | city | Departement de Diffa | Niger | 13.9166667 | 13.15 | 898 | 50 |
| Tchoukoutjany | city | Departement de Diffa | Niger | 13.85 | 13.2 | 862 | 1529 |
| Toubaram | city | Departement de Diffa | Niger | 13.7833333 | 13.2333333 | 898 | 2032 |
| Toubori | city | Departement de Diffa | Niger | 13.9833333 | 12.3 | 1102 | 399 |
| Toumour | city | Departement de Diffa | Niger | 13.6694444 | 13.12 | 902 | 2206 |
| Tourbanguida | city | Departement de Diffa | Niger | 13.2833333 | 12.5833333 | 931 | 1373 |
| Turbangida | city | Departement de Diffa | Niger | 13.2833333 | 12.5833333 | 931 | 1373 |
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