| Houghton Regis to Mancha Real | 986.85 mi (1,588.18 km) |
| Houghton Regis to Manilva | 1,097.07 mi (1,765.56 km) |
| Houghton Regis to Manises | 858.19 mi (1,381.12 km) |
| Houghton Regis to Manlleu | 696.85 mi (1,121.48 km) |
| Houghton Regis to Manresa | 711.85 mi (1,145.61 km) |
| Houghton Regis to Manzanares | 902.26 mi (1,452.05 km) |
| Houghton Regis to Manzanares el Real | 788.26 mi (1,268.58 km) |
| Houghton Regis to Maracena | 1,027.16 mi (1,653.05 km) |
| Houghton Regis to Marbella | 1,084.34 mi (1,745.08 km) |
| Houghton Regis to Marchena | 1,034.48 mi (1,664.83 km) |
| Houghton Regis to Marin | 760.08 mi (1,223.24 km) |
| Houghton Regis to Marratxi | 861.57 mi (1,386.57 km) |
| Houghton Regis to Martorell | 729.83 mi (1,174.55 km) |
| Houghton Regis to Martos | 994.36 mi (1,600.27 km) |
| Houghton Regis to Masamagrell | 852.22 mi (1,371.52 km) |
