| Seclin to Teramo | 742.79 mi (1,195.41 km) |
| Seclin to Terlizzi | 917.45 mi (1,476.49 km) |
| Seclin to Termini Imerese | 1,013.77 mi (1,631.51 km) |
| Seclin to Termoli | 819.48 mi (1,318.83 km) |
| Seclin to Terni | 715.07 mi (1,150.80 km) |
| Seclin to Terracina | 805.37 mi (1,296.12 km) |
| Seclin to Terralba | 795.95 mi (1,280.96 km) |
| Seclin to Terranuova Bracciolini | 628.43 mi (1,011.36 km) |
| Seclin to Terrasini Favarotta | 988.20 mi (1,590.36 km) |
| Seclin to Terzigno | 869.90 mi (1,399.98 km) |
| Seclin to Tezze sul Brenta | 521.87 mi (839.87 km) |
| Seclin to Thiene | 512.97 mi (825.54 km) |
| Seclin to Tirano | 443.39 mi (713.57 km) |
| Seclin to Tivoli | 753.27 mi (1,212.27 km) |
| Seclin to Todi | 696.16 mi (1,120.36 km) |
