| Castel San Giorgio to Mitcham | 1,018.32 mi (1,638.83 km) |
| Castel San Giorgio to Mold | 1,193.10 mi (1,920.11 km) |
| Castel San Giorgio to Molesey | 1,025.30 mi (1,650.06 km) |
| Castel San Giorgio to Monkseaton | 1,230.89 mi (1,980.93 km) |
| Castel San Giorgio to Monmouth | 1,122.52 mi (1,806.53 km) |
| Castel San Giorgio to Montrose | 1,341.79 mi (2,159.41 km) |
| Castel San Giorgio to Morden | 1,019.77 mi (1,641.16 km) |
| Castel San Giorgio to Morecambe | 1,225.13 mi (1,971.66 km) |
| Castel San Giorgio to Moreton | 1,202.60 mi (1,935.39 km) |
| Castel San Giorgio to Morley | 1,171.91 mi (1,886.01 km) |
| Castel San Giorgio to Morpeth | 1,243.44 mi (2,001.13 km) |
| Castel San Giorgio to Morriston | 1,159.84 mi (1,866.58 km) |
| Castel San Giorgio to Mosbrough | 1,144.71 mi (1,842.24 km) |
| Castel San Giorgio to Mossley | 1,174.15 mi (1,889.62 km) |
| Castel San Giorgio to Moston | 1,178.68 mi (1,896.91 km) |
