| Helensburgh to Thorigny-sur-Marne | 583.56 mi (939.15 km) |
| Helensburgh to Thouare-sur-Loire | 620.52 mi (998.62 km) |
| Helensburgh to Thouars | 653.89 mi (1,052.34 km) |
| Helensburgh to Tinqueux | 592.70 mi (953.86 km) |
| Helensburgh to Tomblaine | 683.94 mi (1,100.69 km) |
| Helensburgh to Tonneins | 833.15 mi (1,340.83 km) |
| Helensburgh to Torcy | 584.02 mi (939.89 km) |
| Helensburgh to Toul | 675.58 mi (1,087.24 km) |
| Helensburgh to Toulon | 1,008.10 mi (1,622.38 km) |
| Helensburgh to Toulouse | 899.85 mi (1,448.17 km) |
| Helensburgh to Tourcoing | 488.93 mi (786.85 km) |
| Helensburgh to Tourlaville | 459.66 mi (739.75 km) |
| Helensburgh to Tournan-en-Brie | 593.24 mi (954.72 km) |
| Helensburgh to Tournefeuille | 899.81 mi (1,448.10 km) |
| Helensburgh to Tournon-sur-Rhone | 863.49 mi (1,389.65 km) |
