| Sidcup to Melzo | 590.56 mi (950.42 km) |
| Sidcup to Mendicino | 1,142.62 mi (1,838.87 km) |
| Sidcup to Menfi | 1,142.33 mi (1,838.40 km) |
| Sidcup to Mentana | 878.46 mi (1,413.74 km) |
| Sidcup to Merano | 597.98 mi (962.35 km) |
| Sidcup to Merate | 581.05 mi (935.11 km) |
| Sidcup to Mercato San Severino | 1,013.32 mi (1,630.79 km) |
| Sidcup to Mercogliano | 1,005.01 mi (1,617.40 km) |
| Sidcup to Mesagne | 1,128.05 mi (1,815.42 km) |
| Sidcup to Messina | 1,182.26 mi (1,902.67 km) |
| Sidcup to Mestre | 689.50 mi (1,109.65 km) |
| Sidcup to Mestrino | 674.22 mi (1,085.06 km) |
| Sidcup to Milan | 584.85 mi (941.23 km) |
| Sidcup to Milazzo | 1,171.26 mi (1,884.96 km) |
| Sidcup to Minerbio | 703.80 mi (1,132.66 km) |
