| Rickmansworth to Montevarchi | 790.92 mi (1,272.87 km) |
| Rickmansworth to Monticello Conte Otto | 689.17 mi (1,109.10 km) |
| Rickmansworth to Montichiari | 655.80 mi (1,055.40 km) |
| Rickmansworth to Montignoso | 720.08 mi (1,158.85 km) |
| Rickmansworth to Montopoli in Val d'Arno | 757.21 mi (1,218.61 km) |
| Rickmansworth to Monza | 609.75 mi (981.30 km) |
| Rickmansworth to Morbegno | 592.75 mi (953.93 km) |
| Rickmansworth to Mori | 656.06 mi (1,055.82 km) |
| Rickmansworth to Morlupo | 894.87 mi (1,440.16 km) |
| Rickmansworth to Morrovalle | 869.71 mi (1,399.66 km) |
| Rickmansworth to Mortara | 610.03 mi (981.74 km) |
| Rickmansworth to Mosciano Sant'Angelo | 908.64 mi (1,462.32 km) |
| Rickmansworth to Motta di Livenza | 718.90 mi (1,156.96 km) |
| Rickmansworth to Motta Sant'Anastasia | 1,232.10 mi (1,982.88 km) |
| Rickmansworth to Mottola | 1,126.10 mi (1,812.28 km) |
