| Rhondda to Deville-les-Rouen | 245.82 mi (395.61 km) |
| Rhondda to Dieppe | 228.76 mi (368.15 km) |
| Rhondda to Digne-les-Bains | 684.77 mi (1,102.02 km) |
| Rhondda to Dijon | 480.81 mi (773.78 km) |
| Rhondda to Dinan | 226.62 mi (364.71 km) |
| Rhondda to Dinard | 214.69 mi (345.52 km) |
| Rhondda to Divonne-les-Bains | 564.84 mi (909.02 km) |
| Rhondda to Dole | 507.72 mi (817.09 km) |
| Rhondda to Dombasle-sur-Meurthe | 479.00 mi (770.87 km) |
| Rhondda to Domerat | 452.10 mi (727.58 km) |
| Rhondda to Domont | 310.01 mi (498.91 km) |
| Rhondda to Douai | 295.24 mi (475.14 km) |
| Rhondda to Douarnenez | 246.83 mi (397.24 km) |
| Rhondda to Douchy-les-Mines | 309.88 mi (498.70 km) |
| Rhondda to Dourdan | 321.46 mi (517.35 km) |
