| Houghton Regis to Cromer | 104.69 mi (168.49 km) |
| Houghton Regis to Crosby | 151.67 mi (244.10 km) |
| Houghton Regis to Crowborough | 65.33 mi (105.13 km) |
| Houghton Regis to Croxley Green | 18.07 mi (29.09 km) |
| Houghton Regis to Croydon | 40.79 mi (65.64 km) |
| Houghton Regis to Cudworth | 121.54 mi (195.60 km) |
| Houghton Regis to Culcheth | 135.77 mi (218.50 km) |
| Houghton Regis to Cullercoats | 219.40 mi (353.09 km) |
| Houghton Regis to Cumbernauld | 312.77 mi (503.35 km) |
| Houghton Regis to Cumnock | 288.95 mi (465.02 km) |
| Houghton Regis to Cupar | 321.24 mi (516.99 km) |
| Houghton Regis to Cwmbran | 108.11 mi (173.98 km) |
| Houghton Regis to Dagenham | 38.05 mi (61.24 km) |
| Houghton Regis to Dalkeith | 294.42 mi (473.82 km) |
| Houghton Regis to Darfield | 118.46 mi (190.64 km) |
