| Caerphilly to Talant | 471.00 mi (758.01 km) |
| Caerphilly to Talence | 483.69 mi (778.42 km) |
| Caerphilly to Tarare | 524.48 mi (844.08 km) |
| Caerphilly to Tarascon | 649.30 mi (1,044.95 km) |
| Caerphilly to Tarbes | 596.77 mi (960.41 km) |
| Caerphilly to Tarnos | 561.29 mi (903.31 km) |
| Caerphilly to Tassin-la-Demi-Lune | 542.09 mi (872.42 km) |
| Caerphilly to Taverny | 297.93 mi (479.47 km) |
| Caerphilly to Tergnier | 314.45 mi (506.05 km) |
| Caerphilly to Thaon-les-Vosges | 486.00 mi (782.13 km) |
| Caerphilly to Thiais | 315.15 mi (507.19 km) |
| Caerphilly to Thiers | 500.95 mi (806.20 km) |
| Caerphilly to Thionville | 440.00 mi (708.10 km) |
| Caerphilly to Thonon-les-Bains | 567.63 mi (913.51 km) |
| Caerphilly to Thorigne-Fouillard | 247.18 mi (397.79 km) |
