| West Mifflin to Mount Washington (Kentucky) | 342.00 mi (550.40 km) |
| West Mifflin to Mountain Brook (Alabama) | 606.05 mi (975.35 km) |
| West Mifflin to Mountain Home (Arkansas) | 730.15 mi (1,175.06 km) |
| West Mifflin to Mountain Home (Idaho) | 1,840.84 mi (2,962.55 km) |
| West Mifflin to Mountain House (California) | 2,220.33 mi (3,573.27 km) |
| West Mifflin to Mountain Park (Georgia) | 506.44 mi (815.03 km) |
| West Mifflin to Mountain Top (Pennsylvania) | 216.28 mi (348.06 km) |
| West Mifflin to Mountain View (California) | 2,256.06 mi (3,630.78 km) |
| West Mifflin to Mountlake Terrace (Washington) | 2,137.81 mi (3,440.48 km) |
| West Mifflin to Mukilteo (Washington) | 2,137.34 mi (3,439.72 km) |
| West Mifflin to Muncie (Indiana) | 289.43 mi (465.79 km) |
| West Mifflin to Mundelein (Illinois) | 440.55 mi (709.00 km) |
| West Mifflin to Munhall (Pennsylvania) | 2.47 mi (3.98 km) |
| West Mifflin to Munster (Indiana) | 404.69 mi (651.29 km) |
| West Mifflin to Murfreesboro (Tennessee) | 471.07 mi (758.11 km) |
