| Caldicot to Melzo | 696.22 mi (1,120.46 km) |
| Caldicot to Mendicino | 1,245.84 mi (2,004.99 km) |
| Caldicot to Menfi | 1,232.01 mi (1,982.73 km) |
| Caldicot to Mentana | 980.24 mi (1,577.55 km) |
| Caldicot to Merano | 713.24 mi (1,147.84 km) |
| Caldicot to Merate | 687.74 mi (1,106.81 km) |
| Caldicot to Mercato San Severino | 1,117.09 mi (1,797.77 km) |
| Caldicot to Mercogliano | 1,109.10 mi (1,784.93 km) |
| Caldicot to Mesagne | 1,237.77 mi (1,992.00 km) |
| Caldicot to Messina | 1,281.22 mi (2,061.93 km) |
| Caldicot to Mestre | 802.53 mi (1,291.55 km) |
| Caldicot to Mestrino | 786.11 mi (1,265.12 km) |
| Caldicot to Milan | 689.56 mi (1,109.75 km) |
| Caldicot to Milazzo | 1,269.42 mi (2,042.93 km) |
| Caldicot to Minerbio | 811.74 mi (1,306.38 km) |
