| Gelnhausen to Teramo | 563.80 mi (907.34 km) |
| Gelnhausen to Terlizzi | 719.96 mi (1,158.66 km) |
| Gelnhausen to Termini Imerese | 873.13 mi (1,405.16 km) |
| Gelnhausen to Termoli | 630.92 mi (1,015.36 km) |
| Gelnhausen to Terni | 552.96 mi (889.90 km) |
| Gelnhausen to Terracina | 646.52 mi (1,040.48 km) |
| Gelnhausen to Terralba | 724.58 mi (1,166.09 km) |
| Gelnhausen to Terranuova Bracciolini | 473.23 mi (761.58 km) |
| Gelnhausen to Terrasini Favarotta | 854.58 mi (1,375.32 km) |
| Gelnhausen to Terzigno | 698.49 mi (1,124.11 km) |
| Gelnhausen to Tezze sul Brenta | 333.20 mi (536.24 km) |
| Gelnhausen to Thiene | 328.30 mi (528.34 km) |
| Gelnhausen to Tirano | 279.07 mi (449.13 km) |
| Gelnhausen to Tivoli | 594.73 mi (957.12 km) |
| Gelnhausen to Todi | 535.38 mi (861.61 km) |
