| Caerphilly to Roura | 4,281.38 mi (6,890.21 km) |
| Caerphilly to Saint-Georges | 4,310.47 mi (6,937.03 km) |
| Caerphilly to Saint-Laurent-du-Maroni | 4,299.76 mi (6,919.80 km) |
| Caerphilly to Sinnamary | 4,266.66 mi (6,866.52 km) |
| Caerphilly to Aachen | 406.42 mi (654.07 km) |
| Caerphilly to Aalen | 617.70 mi (994.09 km) |
| Caerphilly to Abensberg | 692.23 mi (1,114.04 km) |
| Caerphilly to Achern | 539.17 mi (867.71 km) |
| Caerphilly to Achim | 526.85 mi (847.88 km) |
| Caerphilly to Adelsdorf | 630.53 mi (1,014.74 km) |
| Caerphilly to Adendorf | 586.76 mi (944.31 km) |
| Caerphilly to Aerzen | 533.49 mi (858.57 km) |
| Caerphilly to Ahaus | 437.32 mi (703.79 km) |
| Caerphilly to Ahlen | 475.74 mi (765.63 km) |
| Caerphilly to Ahrensburg | 581.79 mi (936.30 km) |
