| Ridge to Montgomeryville (Pennsylvania) | 131.83 mi (212.17 km) |
| Ridge to Monticello (Minnesota) | 1,094.47 mi (1,761.38 km) |
| Ridge to Montrose (Colorado) | 1,854.95 mi (2,985.26 km) |
| Ridge to Moody (Alabama) | 901.42 mi (1,450.70 km) |
| Ridge to Moore (Oklahoma) | 1,386.08 mi (2,230.69 km) |
| Ridge to Moorestown-Lenola (New Jersey) | 127.36 mi (204.97 km) |
| Ridge to Mooresville (North Carolina) | 566.20 mi (911.22 km) |
| Ridge to Moorhead (Minnesota) | 1,251.85 mi (2,014.65 km) |
| Ridge to Moorpark (California) | 2,529.60 mi (4,071.00 km) |
| Ridge to Moraga (California) | 2,603.66 mi (4,190.19 km) |
| Ridge to Moreno Valley (California) | 2,452.83 mi (3,947.45 km) |
| Ridge to Morgan City (Louisiana) | 1,285.88 mi (2,069.43 km) |
| Ridge to Morgan Hill (California) | 2,596.59 mi (4,178.80 km) |
| Ridge to Morganton (North Carolina) | 596.05 mi (959.26 km) |
| Ridge to Morgantown (West Virginia) | 382.49 mi (615.55 km) |
