| Rickmansworth to Melzo | 618.70 mi (995.71 km) |
| Rickmansworth to Mendicino | 1,170.69 mi (1,884.04 km) |
| Rickmansworth to Menfi | 1,169.05 mi (1,881.40 km) |
| Rickmansworth to Mentana | 906.37 mi (1,458.66 km) |
| Rickmansworth to Merano | 626.44 mi (1,008.16 km) |
| Rickmansworth to Merate | 609.26 mi (980.51 km) |
| Rickmansworth to Mercato San Severino | 1,041.42 mi (1,676.00 km) |
| Rickmansworth to Mercogliano | 1,033.12 mi (1,662.65 km) |
| Rickmansworth to Mesagne | 1,156.48 mi (1,861.17 km) |
| Rickmansworth to Messina | 1,209.98 mi (1,947.28 km) |
| Rickmansworth to Mestre | 717.98 mi (1,155.48 km) |
| Rickmansworth to Mestrino | 702.69 mi (1,130.87 km) |
| Rickmansworth to Milan | 612.92 mi (986.40 km) |
| Rickmansworth to Milazzo | 1,198.90 mi (1,929.44 km) |
| Rickmansworth to Minerbio | 732.12 mi (1,178.23 km) |
