| Houghton Regis to Campo de Criptana | 872.81 mi (1,404.65 km) |
| Houghton Regis to Campos del Puerto | 878.37 mi (1,413.60 km) |
| Houghton Regis to Canals | 894.27 mi (1,439.18 km) |
| Houghton Regis to Candelaria | 1,820.75 mi (2,930.21 km) |
| Houghton Regis to Canet de Mar | 727.40 mi (1,170.63 km) |
| Houghton Regis to Cangas | 769.93 mi (1,239.08 km) |
| Houghton Regis to Cangas de Narcea | 664.83 mi (1,069.94 km) |
| Houghton Regis to Canovellas | 722.87 mi (1,163.35 km) |
| Houghton Regis to Canteras | 987.78 mi (1,589.68 km) |
| Houghton Regis to Cantillana | 1,021.16 mi (1,643.39 km) |
| Houghton Regis to Capdepera | 864.15 mi (1,390.72 km) |
| Houghton Regis to Carballo | 709.62 mi (1,142.03 km) |
| Houghton Regis to Carcagente | 883.14 mi (1,421.27 km) |
| Houghton Regis to Cardedeu | 721.99 mi (1,161.92 km) |
| Houghton Regis to Carlet | 875.93 mi (1,409.67 km) |
