| Houghton Regis to Corato | 1,090.25 mi (1,754.59 km) |
| Houghton Regis to Corbetta | 618.15 mi (994.81 km) |
| Houghton Regis to Corciano | 848.77 mi (1,365.96 km) |
| Houghton Regis to Cordenons | 724.58 mi (1,166.10 km) |
| Houghton Regis to Cori | 949.24 mi (1,527.65 km) |
| Houghton Regis to Coriano | 816.22 mi (1,313.57 km) |
| Houghton Regis to Corigliano Calabro | 1,176.57 mi (1,893.51 km) |
| Houghton Regis to Corleone | 1,181.31 mi (1,901.13 km) |
| Houghton Regis to Cormano | 621.77 mi (1,000.64 km) |
| Houghton Regis to Cornaredo | 620.10 mi (997.95 km) |
| Houghton Regis to Cornate d'Adda | 626.39 mi (1,008.08 km) |
| Houghton Regis to Cornedo Vicentino | 692.24 mi (1,114.06 km) |
| Houghton Regis to Correggio | 714.47 mi (1,149.83 km) |
| Houghton Regis to Corridonia | 883.71 mi (1,422.19 km) |
| Houghton Regis to Corsico | 626.23 mi (1,007.82 km) |
