| Caerphilly to Torgelow | 734.29 mi (1,181.73 km) |
| Caerphilly to Tornesch | 560.91 mi (902.70 km) |
| Caerphilly to Tostedt | 556.67 mi (895.87 km) |
| Caerphilly to Traunreut | 746.13 mi (1,200.79 km) |
| Caerphilly to Traunstein | 751.21 mi (1,208.96 km) |
| Caerphilly to Trebbin | 699.88 mi (1,126.34 km) |
| Caerphilly to Trebur | 520.36 mi (837.44 km) |
| Caerphilly to Treuchtlingen | 648.55 mi (1,043.73 km) |
| Caerphilly to Trier | 449.33 mi (723.13 km) |
| Caerphilly to Trittau | 587.62 mi (945.68 km) |
| Caerphilly to Troisdorf | 451.83 mi (727.15 km) |
| Caerphilly to Trossingen | 580.25 mi (933.83 km) |
| Caerphilly to Trostberg an der Alz | 743.27 mi (1,196.17 km) |
| Caerphilly to Tubingen | 583.21 mi (938.58 km) |
| Caerphilly to Tuttlingen | 590.86 mi (950.89 km) |
