| Swansea to Carmignano | 4,913.10 mi (7,906.87 km) |
| Swansea to Carovigno | 5,313.49 mi (8,551.24 km) |
| Swansea to Carpenedolo | 4,827.70 mi (7,769.43 km) |
| Swansea to Carpi | 4,868.86 mi (7,835.68 km) |
| Swansea to Carrara | 4,865.44 mi (7,830.17 km) |
| Swansea to Carugate | 4,776.63 mi (7,687.25 km) |
| Swansea to Casal di Principe | 5,156.42 mi (8,298.45 km) |
| Swansea to Casale Monferrato | 4,757.58 mi (7,656.59 km) |
| Swansea to Casale sul Sile | 4,893.26 mi (7,874.93 km) |
| Swansea to Casalecchio di Reno | 4,896.92 mi (7,880.83 km) |
| Swansea to Casalgrande | 4,870.86 mi (7,838.90 km) |
| Swansea to Casalmaggiore | 4,842.06 mi (7,792.54 km) |
| Swansea to Casalnuovo di Napoli | 5,169.57 mi (8,319.63 km) |
| Swansea to Casalpusterlengo | 4,803.86 mi (7,731.07 km) |
| Swansea to Casaluce | 5,159.86 mi (8,304.00 km) |
