| Merthyr Tudful to Teolo | 815.33 mi (1,312.14 km) |
| Merthyr Tudful to Teramo | 1,014.07 mi (1,631.99 km) |
| Merthyr Tudful to Terlizzi | 1,192.40 mi (1,918.99 km) |
| Merthyr Tudful to Termini Imerese | 1,259.90 mi (2,027.62 km) |
| Merthyr Tudful to Termoli | 1,092.66 mi (1,758.47 km) |
| Merthyr Tudful to Terni | 980.58 mi (1,578.09 km) |
| Merthyr Tudful to Terracina | 1,066.57 mi (1,716.47 km) |
| Merthyr Tudful to Terralba | 1,009.99 mi (1,625.43 km) |
| Merthyr Tudful to Terranuova Bracciolini | 894.57 mi (1,439.67 km) |
| Merthyr Tudful to Terrasini Favarotta | 1,231.13 mi (1,981.32 km) |
| Merthyr Tudful to Terzigno | 1,134.97 mi (1,826.55 km) |
| Merthyr Tudful to Tezze sul Brenta | 802.62 mi (1,291.68 km) |
| Merthyr Tudful to Thiene | 793.04 mi (1,276.28 km) |
| Merthyr Tudful to Tirano | 721.63 mi (1,161.35 km) |
| Merthyr Tudful to Tivoli | 1,015.99 mi (1,635.08 km) |
