| Houghton Regis to Carpentras | 599.98 mi (965.57 km) |
| Houghton Regis to Carquefou | 321.24 mi (516.99 km) |
| Houghton Regis to Carqueiranne | 681.46 mi (1,096.71 km) |
| Houghton Regis to Carrieres-sous-Poissy | 233.30 mi (375.47 km) |
| Houghton Regis to Carrieres-sur-Seine | 241.03 mi (387.91 km) |
| Houghton Regis to Carros | 665.33 mi (1,070.74 km) |
| Houghton Regis to Carvin | 179.52 mi (288.91 km) |
| Houghton Regis to Castanet-Tolosan | 587.09 mi (944.83 km) |
| Houghton Regis to Castelginest | 574.45 mi (924.49 km) |
| Houghton Regis to Castelnau-le-Lez | 606.77 mi (976.50 km) |
| Houghton Regis to Castelnaudary | 604.26 mi (972.46 km) |
| Houghton Regis to Castelsarrasin | 548.52 mi (882.76 km) |
| Houghton Regis to Castres | 587.93 mi (946.18 km) |
| Houghton Regis to Caudebec-les-Elbeuf | 193.49 mi (311.40 km) |
| Houghton Regis to Caudry | 210.63 mi (338.98 km) |
