| Guyancourt to Teramo | 700.97 mi (1,128.11 km) |
| Guyancourt to Terlizzi | 880.48 mi (1,417.00 km) |
| Guyancourt to Termini Imerese | 944.58 mi (1,520.16 km) |
| Guyancourt to Termoli | 780.14 mi (1,255.51 km) |
| Guyancourt to Terni | 665.57 mi (1,071.14 km) |
| Guyancourt to Terracina | 750.58 mi (1,207.93 km) |
| Guyancourt to Terralba | 704.09 mi (1,133.12 km) |
| Guyancourt to Terranuova Bracciolini | 580.08 mi (933.55 km) |
| Guyancourt to Terrasini Favarotta | 916.37 mi (1,474.76 km) |
| Guyancourt to Terzigno | 819.50 mi (1,318.85 km) |
| Guyancourt to Tezze sul Brenta | 499.12 mi (803.26 km) |
| Guyancourt to Thiene | 488.89 mi (786.79 km) |
| Guyancourt to Tirano | 416.82 mi (670.81 km) |
| Guyancourt to Tivoli | 700.30 mi (1,127.03 km) |
| Guyancourt to Todi | 646.88 mi (1,041.05 km) |
