| Swansea to Celano | 5,087.55 mi (8,187.62 km) |
| Swansea to Cento | 4,886.84 mi (7,864.61 km) |
| Swansea to Cepagatti | 5,096.32 mi (8,201.74 km) |
| Swansea to Ceprano | 5,108.52 mi (8,221.37 km) |
| Swansea to Cercola | 5,171.71 mi (8,323.07 km) |
| Swansea to Cerea | 4,865.43 mi (7,830.16 km) |
| Swansea to Cerese | 4,852.88 mi (7,809.96 km) |
| Swansea to Cerignola | 5,217.51 mi (8,396.77 km) |
| Swansea to Cermenate | 4,760.81 mi (7,661.79 km) |
| Swansea to Cernusco sul Naviglio | 4,777.93 mi (7,689.33 km) |
| Swansea to Cerreto Guidi | 4,909.72 mi (7,901.43 km) |
| Swansea to Cerro Maggiore | 4,759.36 mi (7,659.45 km) |
| Swansea to Certaldo | 4,924.96 mi (7,925.96 km) |
| Swansea to Cerveteri | 5,031.60 mi (8,097.57 km) |
| Swansea to Cervia | 4,948.88 mi (7,964.45 km) |
