| Houghton Regis to Manerbio | 662.72 mi (1,066.55 km) |
| Houghton Regis to Manfredonia | 1,048.65 mi (1,687.63 km) |
| Houghton Regis to Maniago | 717.27 mi (1,154.34 km) |
| Houghton Regis to Mantova | 695.29 mi (1,118.97 km) |
| Houghton Regis to Maranello | 729.42 mi (1,173.88 km) |
| Houghton Regis to Marano di Napoli | 1,030.15 mi (1,657.87 km) |
| Houghton Regis to Marano Vicentino | 691.27 mi (1,112.50 km) |
| Houghton Regis to Marcianise | 1,026.60 mi (1,652.15 km) |
| Houghton Regis to Marcon | 729.07 mi (1,173.33 km) |
| Houghton Regis to Mareno di Piave | 718.01 mi (1,155.52 km) |
| Houghton Regis to Margherita di Savoia | 1,070.43 mi (1,722.69 km) |
| Houghton Regis to Mariano Comense | 614.60 mi (989.10 km) |
| Houghton Regis to Marigliano | 1,036.86 mi (1,668.66 km) |
| Houghton Regis to Marino | 934.85 mi (1,504.50 km) |
| Houghton Regis to Marostica | 697.07 mi (1,121.83 km) |
