| Name | What | Region | Country | Lat | Long | Elev ft. | Pop est |
|---|---|---|---|---|---|---|---|
| Tahvanala | city | Norra Karelen | Finland | 62.80 | 31.12 | 830 | 149 |
| Tahvi | city | Kainuu | Finland | 64.43 | 27.97 | 830 | 285 |
| Tahvilampi | city | Kainuu | Finland | 64.43 | 27.97 | 830 | 285 |
| Tahvinlampi | city | Kainuu | Finland | 64.43 | 27.97 | 830 | 285 |
| Tahvio | city | Varsinais-Suomi | Finland | 60.48 | 22.13 | 39 | 27725 |