| Kardzhali to Costessey | 1,355.80 mi (2,181.95 km) |
| Kardzhali to Cottingham | 1,449.39 mi (2,332.57 km) |
| Kardzhali to Coulsdon | 1,375.06 mi (2,212.95 km) |
| Kardzhali to Coventry | 1,455.33 mi (2,342.13 km) |
| Kardzhali to Cowdenbeath | 1,623.53 mi (2,612.81 km) |
| Kardzhali to Cowes | 1,411.46 mi (2,271.52 km) |
| Kardzhali to Cowley | 1,393.68 mi (2,242.91 km) |
| Kardzhali to Cowley | 1,428.05 mi (2,298.22 km) |
| Kardzhali to Cramlington | 1,530.50 mi (2,463.10 km) |
| Kardzhali to Cranleigh | 1,384.93 mi (2,228.82 km) |
| Kardzhali to Crawley | 1,372.35 mi (2,208.58 km) |
| Kardzhali to Crayford | 1,365.00 mi (2,196.76 km) |
| Kardzhali to Crewe | 1,508.28 mi (2,427.34 km) |
| Kardzhali to Crigglestone | 1,487.01 mi (2,393.11 km) |
| Kardzhali to Cromer | 1,360.41 mi (2,189.36 km) |
