| Swansea to Creutzwald | 4,535.79 mi (7,299.65 km) |
| Swansea to Croissy-sur-Seine | 4,368.95 mi (7,031.15 km) |
| Swansea to Croix | 4,348.41 mi (6,998.09 km) |
| Swansea to Crosne | 4,387.11 mi (7,060.38 km) |
| Swansea to Cuers | 4,731.63 mi (7,614.82 km) |
| Swansea to Cugnaux | 4,519.35 mi (7,273.19 km) |
| Swansea to Cusset | 4,516.56 mi (7,268.70 km) |
| Swansea to Dammarie-le-Lys | 4,400.90 mi (7,082.57 km) |
| Swansea to Dammartin-en-Goele | 4,384.42 mi (7,056.04 km) |
| Swansea to Dardilly | 4,581.58 mi (7,373.34 km) |
| Swansea to Darnetal | 4,310.91 mi (6,937.74 km) |
| Swansea to Dax | 4,409.76 mi (7,096.83 km) |
| Swansea to Decines-Charpieu | 4,591.35 mi (7,389.06 km) |
| Swansea to Denain | 4,369.47 mi (7,031.98 km) |
| Swansea to Deuil-la-Barre | 4,372.99 mi (7,037.65 km) |
