| Helensburgh to Talant | 729.11 mi (1,173.40 km) |
| Helensburgh to Talence | 795.87 mi (1,280.83 km) |
| Helensburgh to Tarare | 803.50 mi (1,293.11 km) |
| Helensburgh to Tarascon | 939.61 mi (1,512.15 km) |
| Helensburgh to Tarbes | 908.70 mi (1,462.41 km) |
| Helensburgh to Tarnos | 874.03 mi (1,406.61 km) |
| Helensburgh to Tassin-la-Demi-Lune | 819.11 mi (1,318.24 km) |
| Helensburgh to Taverny | 564.08 mi (907.80 km) |
| Helensburgh to Tergnier | 551.71 mi (887.90 km) |
| Helensburgh to Thaon-les-Vosges | 713.56 mi (1,148.37 km) |
| Helensburgh to Thiais | 583.53 mi (939.10 km) |
| Helensburgh to Thiers | 787.89 mi (1,267.99 km) |
| Helensburgh to Thionville | 646.72 mi (1,040.80 km) |
| Helensburgh to Thonon-les-Bains | 822.73 mi (1,324.06 km) |
| Helensburgh to Thorigne-Fouillard | 558.97 mi (899.58 km) |
