| Middle Valley to Massarosa | 4,834.24 mi (7,779.96 km) |
| Middle Valley to Matelica | 4,970.88 mi (7,999.86 km) |
| Middle Valley to Matera | 5,223.02 mi (8,405.63 km) |
| Middle Valley to Matino | 5,314.29 mi (8,552.52 km) |
| Middle Valley to Mazzarino | 5,246.41 mi (8,443.27 km) |
| Middle Valley to Meda | 4,723.34 mi (7,601.49 km) |
| Middle Valley to Medesano | 4,795.31 mi (7,717.31 km) |
| Middle Valley to Medicina | 4,868.38 mi (7,834.90 km) |
| Middle Valley to Meldola | 4,898.45 mi (7,883.29 km) |
| Middle Valley to Melegnano | 4,740.27 mi (7,628.73 km) |
| Middle Valley to Melendugno | 5,313.59 mi (8,551.40 km) |
| Middle Valley to Melfi | 5,168.97 mi (8,318.65 km) |
| Middle Valley to Melilli | 5,292.71 mi (8,517.80 km) |
| Middle Valley to Melito di Napoli | 5,110.39 mi (8,224.37 km) |
| Middle Valley to Melito di Porto Salvo | 5,294.27 mi (8,520.30 km) |
