| Penarth to Clacton-on-Sea | 186.82 mi (300.66 km) |
| Penarth to Clay Cross | 140.92 mi (226.79 km) |
| Penarth to Clayton | 172.18 mi (277.09 km) |
| Penarth to Clayton le Moors | 165.34 mi (266.10 km) |
| Penarth to Cleckheaton | 169.86 mi (273.36 km) |
| Penarth to Cleethorpes | 197.62 mi (318.03 km) |
| Penarth to Clevedon | 13.62 mi (21.92 km) |
| Penarth to Clifton | 132.30 mi (212.92 km) |
| Penarth to Clifton | 195.88 mi (315.24 km) |
| Penarth to Cliftonville | 197.14 mi (317.27 km) |
| Penarth to Clitheroe | 171.79 mi (276.47 km) |
| Penarth to Clydebank | 312.89 mi (503.56 km) |
| Penarth to Coalville | 117.65 mi (189.33 km) |
| Penarth to Coatbridge | 308.25 mi (496.08 km) |
| Penarth to Cobham | 119.27 mi (191.94 km) |
