| Philadelphia to Mount Washington (Kentucky) | 575.23 mi (925.74 km) |
| Philadelphia to Mountain Brook (Alabama) | 783.68 mi (1,261.21 km) |
| Philadelphia to Mountain Home (Arkansas) | 969.00 mi (1,559.46 km) |
| Philadelphia to Mountain Home (Idaho) | 2,087.32 mi (3,359.22 km) |
| Philadelphia to Mountain House (California) | 2,472.50 mi (3,979.10 km) |
| Philadelphia to Mountain Park (Georgia) | 653.76 mi (1,052.13 km) |
| Philadelphia to Mountain Top (Pennsylvania) | 87.78 mi (141.27 km) |
| Philadelphia to Mountain View (California) | 2,508.37 mi (4,036.83 km) |
| Philadelphia to Mountlake Terrace (Washington) | 2,370.58 mi (3,815.08 km) |
| Philadelphia to Mukilteo (Washington) | 2,369.73 mi (3,813.71 km) |
| Philadelphia to Muncie (Indiana) | 542.14 mi (872.49 km) |
| Philadelphia to Mundelein (Illinois) | 687.27 mi (1,106.06 km) |
| Philadelphia to Munhall (Pennsylvania) | 252.92 mi (407.04 km) |
| Philadelphia to Munster (Indiana) | 655.30 mi (1,054.61 km) |
| Philadelphia to Murfreesboro (Tennessee) | 677.82 mi (1,090.84 km) |
