| Ridge to Morris (Illinois) | 808.62 mi (1,301.35 km) |
| Ridge to Morristown (New Jersey) | 83.74 mi (134.76 km) |
| Ridge to Morristown (Tennessee) | 649.30 mi (1,044.95 km) |
| Ridge to Morrisville (North Carolina) | 475.89 mi (765.87 km) |
| Ridge to Morro Bay (California) | 2,601.83 mi (4,187.24 km) |
| Ridge to Morton (Illinois) | 866.92 mi (1,395.18 km) |
| Ridge to Morton Grove (Illinois) | 774.71 mi (1,246.78 km) |
| Ridge to Moscow (Idaho) | 2,206.02 mi (3,550.24 km) |
| Ridge to Moses Lake (Washington) | 2,309.86 mi (3,717.36 km) |
| Ridge to Moss Bluff (Louisiana) | 1,351.30 mi (2,174.71 km) |
| Ridge to Moss Point (Mississippi) | 1,135.32 mi (1,827.12 km) |
| Ridge to Moultrie (Georgia) | 906.14 mi (1,458.29 km) |
| Ridge to Mounds View (Minnesota) | 1,063.98 mi (1,712.31 km) |
| Ridge to Mount Airy (North Carolina) | 515.64 mi (829.84 km) |
| Ridge to Mount Clemens (Michigan) | 528.21 mi (850.07 km) |
