| Ridge to Marsala | 4,370.13 mi (7,033.05 km) |
| Ridge to Marsciano | 4,181.76 mi (6,729.90 km) |
| Ridge to Martano | 4,542.70 mi (7,310.77 km) |
| Ridge to Martellago | 4,084.97 mi (6,574.13 km) |
| Ridge to Martina Franca | 4,481.25 mi (7,211.87 km) |
| Ridge to Martinengo | 3,982.18 mi (6,408.69 km) |
| Ridge to Martinsicuro | 4,251.99 mi (6,842.92 km) |
| Ridge to Mascali | 4,498.55 mi (7,239.72 km) |
| Ridge to Mascalucia | 4,498.73 mi (7,240.01 km) |
| Ridge to Masera di Padova | 4,080.23 mi (6,566.49 km) |
| Ridge to Maserada sul Piave | 4,084.98 mi (6,574.14 km) |
| Ridge to Massa | 4,047.82 mi (6,514.34 km) |
| Ridge to Massa Lombarda | 4,107.00 mi (6,609.57 km) |
| Ridge to Massafra | 4,476.20 mi (7,203.74 km) |
| Ridge to Massalubrense | 4,352.83 mi (7,005.21 km) |
