| Philadelphia to Morris (Illinois) | 702.25 mi (1,130.16 km) |
| Philadelphia to Morristown (New Jersey) | 64.54 mi (103.87 km) |
| Philadelphia to Morristown (Tennessee) | 515.60 mi (829.77 km) |
| Philadelphia to Morrisville (North Carolina) | 351.68 mi (565.98 km) |
| Philadelphia to Morro Bay (California) | 2,492.57 mi (4,011.41 km) |
| Philadelphia to Morton (Illinois) | 755.49 mi (1,215.84 km) |
| Philadelphia to Morton Grove (Illinois) | 673.79 mi (1,084.36 km) |
| Philadelphia to Moscow (Idaho) | 2,126.98 mi (3,423.05 km) |
| Philadelphia to Moses Lake (Washington) | 2,232.69 mi (3,593.17 km) |
| Philadelphia to Moss Bluff (Louisiana) | 1,217.60 mi (1,959.54 km) |
| Philadelphia to Moss Point (Mississippi) | 1,002.99 mi (1,614.15 km) |
| Philadelphia to Moultrie (Georgia) | 779.73 mi (1,254.86 km) |
| Philadelphia to Mounds View (Minnesota) | 982.38 mi (1,580.98 km) |
| Philadelphia to Mount Airy (North Carolina) | 383.15 mi (616.62 km) |
| Philadelphia to Mount Clemens (Michigan) | 439.96 mi (708.05 km) |
