| Caerphilly to Deville-les-Rouen | 237.34 mi (381.97 km) |
| Caerphilly to Dieppe | 220.01 mi (354.07 km) |
| Caerphilly to Digne-les-Bains | 676.92 mi (1,089.40 km) |
| Caerphilly to Dijon | 472.30 mi (760.09 km) |
| Caerphilly to Dinan | 221.87 mi (357.07 km) |
| Caerphilly to Dinard | 209.86 mi (337.73 km) |
| Caerphilly to Divonne-les-Bains | 556.40 mi (895.44 km) |
| Caerphilly to Dole | 499.19 mi (803.37 km) |
| Caerphilly to Dombasle-sur-Meurthe | 470.08 mi (756.51 km) |
| Caerphilly to Domerat | 444.72 mi (715.71 km) |
| Caerphilly to Domont | 301.42 mi (485.08 km) |
| Caerphilly to Douai | 286.29 mi (460.74 km) |
| Caerphilly to Douarnenez | 245.89 mi (395.71 km) |
| Caerphilly to Douchy-les-Mines | 300.93 mi (484.30 km) |
| Caerphilly to Dourdan | 313.21 mi (504.07 km) |
