| Portishead to Cosham | 85.84 mi (138.15 km) |
| Portishead to Costessey | 187.47 mi (301.70 km) |
| Portishead to Cottingham | 186.84 mi (300.69 km) |
| Portishead to Coulsdon | 113.66 mi (182.91 km) |
| Portishead to Coventry | 83.18 mi (133.87 km) |
| Portishead to Cowdenbeath | 320.52 mi (515.83 km) |
| Portishead to Cowes | 80.79 mi (130.02 km) |
| Portishead to Cowley | 98.17 mi (157.98 km) |
| Portishead to Cowley | 68.60 mi (110.40 km) |
| Portishead to Cramlington | 253.30 mi (407.65 km) |
| Portishead to Cranleigh | 101.53 mi (163.40 km) |
| Portishead to Crawley | 114.23 mi (183.84 km) |
| Portishead to Crayford | 126.72 mi (203.94 km) |
| Portishead to Crewe | 112.42 mi (180.91 km) |
| Portishead to Crigglestone | 158.06 mi (254.37 km) |
