| Swansea to Cervignano del Friuli | 4,923.11 mi (7,922.97 km) |
| Swansea to Cesa | 5,162.65 mi (8,308.48 km) |
| Swansea to Cesano Maderno | 4,765.99 mi (7,670.12 km) |
| Swansea to Cesena | 4,949.34 mi (7,965.20 km) |
| Swansea to Cesenatico | 4,952.82 mi (7,970.80 km) |
| Swansea to Cetraro | 5,296.71 mi (8,524.24 km) |
| Swansea to Cherasco | 4,752.19 mi (7,647.91 km) |
| Swansea to Chiampo | 4,854.04 mi (7,811.82 km) |
| Swansea to Chiaravalle | 5,015.08 mi (8,070.99 km) |
| Swansea to Chiari | 4,799.76 mi (7,724.47 km) |
| Swansea to Chiavari | 4,824.91 mi (7,764.94 km) |
| Swansea to Chieri | 4,736.43 mi (7,622.54 km) |
| Swansea to Chieti | 5,101.06 mi (8,209.37 km) |
| Swansea to Chioggia | 4,906.59 mi (7,896.39 km) |
| Swansea to Chiusi | 4,983.52 mi (8,020.21 km) |
