| Mountain Ash to Melzo | 722.47 mi (1,162.71 km) |
| Mountain Ash to Mendicino | 1,271.51 mi (2,046.30 km) |
| Mountain Ash to Menfi | 1,255.55 mi (2,020.61 km) |
| Mountain Ash to Mentana | 1,005.80 mi (1,618.68 km) |
| Mountain Ash to Merano | 740.58 mi (1,191.85 km) |
| Mountain Ash to Merate | 714.13 mi (1,149.28 km) |
| Mountain Ash to Mercato San Severino | 1,142.87 mi (1,839.28 km) |
| Mountain Ash to Mercogliano | 1,134.94 mi (1,826.52 km) |
| Mountain Ash to Mesagne | 1,264.36 mi (2,034.80 km) |
| Mountain Ash to Messina | 1,306.24 mi (2,102.18 km) |
| Mountain Ash to Mestre | 829.62 mi (1,335.15 km) |
| Mountain Ash to Mestrino | 813.07 mi (1,308.52 km) |
| Mountain Ash to Milan | 715.70 mi (1,151.81 km) |
| Mountain Ash to Milazzo | 1,294.31 mi (2,082.99 km) |
| Mountain Ash to Minerbio | 838.22 mi (1,348.99 km) |
