| Walton upon Thames to Melzo | 606.04 mi (975.33 km) |
| Walton upon Thames to Mendicino | 1,157.76 mi (1,863.23 km) |
| Walton upon Thames to Menfi | 1,154.19 mi (1,857.48 km) |
| Walton upon Thames to Mentana | 893.12 mi (1,437.34 km) |
| Walton upon Thames to Merano | 616.28 mi (991.80 km) |
| Walton upon Thames to Merate | 596.80 mi (960.46 km) |
| Walton upon Thames to Mercato San Severino | 1,028.56 mi (1,655.30 km) |
| Walton upon Thames to Mercogliano | 1,020.32 mi (1,642.05 km) |
| Walton upon Thames to Mesagne | 1,144.90 mi (1,842.53 km) |
| Walton upon Thames to Messina | 1,196.35 mi (1,925.34 km) |
| Walton upon Thames to Mestre | 707.16 mi (1,138.06 km) |
| Walton upon Thames to Mestrino | 691.53 mi (1,112.91 km) |
| Walton upon Thames to Milan | 600.07 mi (965.71 km) |
| Walton upon Thames to Milazzo | 1,185.14 mi (1,907.31 km) |
| Walton upon Thames to Minerbio | 720.00 mi (1,158.73 km) |
