Mai hivatalos név
| Ország | Névváltozatok
|
| Turriaco | OL, F | Turjak [sln.] |
| Turska Kanjiža ld. Novi Kneževac | | |
| Turski Karaagač ld. Levski | | |
| Turtucaia ld. Tutrakan | | |
| Turyjs'k / Туpийcьк | UKR | "Turzysk [LEN -1795, 1919-1939]; Turijsk / Туpийcк [OR 1795-1918]" |
| Turz Sankt Martin ld. Martin | | |
| Turzysk ld. Turyjs'k | | |
| Tusby ld. Tuusula / Tusby | | |
| Tusnádfürdő ld. Băile Tuşnad | | |
| Tutin / Тутин | JU, SB | |
| Tutrakan / Тутpaкaн | BG | Turtucaia [RO 1913-1940] |
| Tuusula / Tusby | FN | Tusby [SV -1809] |
| Tuza ld. Tuzi | | |
| Tuzë ld. Tuzi | | |
| Tuzi / Тузи | JU, CP | Tuzë, Tuza [AL 1941-1944] |
| Tuzla1 / Тузлa | BH | †Soli [hr.]; †Só [ma.] |
| Tuzla2 ld. Tuzly | | |
| Tuzly / Тузли | UKR | Tuzly / Тузлы [OR -1856, 1878-1918]; Tuzla [RO 1859-1878, 1918-40, 1941-44] |
| Tuzora | MOL | Tuzora / Тузopa [OR 1812-1918]; Tuzora [RO 1918-40, 1941-44]; Tuzora / Тузopa [MOL 1944-1991] |
| Tvrdoši / Твpдoши | BH | |
| Tvrdošín | SLK | Turdossin [MA -1918]; Twardoszyn [len.] |
| Tvrdošovce | SLK | Tardoskedd [MA -1918] |
| Tychy | LEN | Tichau [NM -1921, 1939-1945] |
| Tykocin | LEN | Tykocin [NM 1795-1807, 1941-1945] |
| Tylża ld. Sovetsk | | |
| Týn nad Vltavou | CS | Moldauthein [AU -1918, NM 1939-1945] |
| Tyraspil' ld. Tiraspol | | |
| Tyraspol' ld. Tiraspol | | |
| Tyrnau ld. Trnava | | |
| Tyrnawa ld. Trnava | | |
