| Houghton Regis to Buhusi | 1,269.44 mi (2,042.97 km) |
| Houghton Regis to Bumbesti-Jiu | 1,181.29 mi (1,901.10 km) |
| Houghton Regis to Busteni | 1,262.88 mi (2,032.40 km) |
| Houghton Regis to Buzau | 1,325.76 mi (2,133.61 km) |
| Houghton Regis to Cajvana | 1,209.21 mi (1,946.04 km) |
| Houghton Regis to Calafat | 1,209.33 mi (1,946.23 km) |
| Houghton Regis to Calan | 1,145.94 mi (1,844.22 km) |
| Houghton Regis to Calarasi | 1,381.63 mi (2,223.52 km) |
| Houghton Regis to Campia Turzii | 1,155.25 mi (1,859.19 km) |
| Houghton Regis to Campina | 1,281.26 mi (2,061.98 km) |
| Houghton Regis to Campulung | 1,247.38 mi (2,007.46 km) |
| Houghton Regis to Campulung Moldovenesc | 1,196.32 mi (1,925.29 km) |
| Houghton Regis to Caracal | 1,261.17 mi (2,029.65 km) |
| Houghton Regis to Caransebes | 1,124.53 mi (1,809.75 km) |
| Houghton Regis to Carei | 1,061.09 mi (1,707.65 km) |
