| West Mifflin to Mankato (Minnesota) | 764.95 mi (1,231.07 km) |
| West Mifflin to Manor (Texas) | 1,205.80 mi (1,940.55 km) |
| West Mifflin to Manorville (New York) | 374.74 mi (603.09 km) |
| West Mifflin to Mansfield (Ohio) | 140.38 mi (225.92 km) |
| West Mifflin to Mansfield (Texas) | 1,094.73 mi (1,761.79 km) |
| West Mifflin to Manteca (California) | 2,203.23 mi (3,545.76 km) |
| West Mifflin to Manville (New Jersey) | 279.86 mi (450.39 km) |
| West Mifflin to Maple Grove (Minnesota) | 760.93 mi (1,224.60 km) |
| West Mifflin to Maple Heights (Ohio) | 112.92 mi (181.73 km) |
| West Mifflin to Maple Valley (Washington) | 2,126.37 mi (3,422.07 km) |
| West Mifflin to Mapleton (Utah) | 1,661.28 mi (2,673.57 km) |
| West Mifflin to Maplewood (Minnesota) | 737.89 mi (1,187.52 km) |
| West Mifflin to Marana (Arizona) | 1,811.19 mi (2,914.83 km) |
| West Mifflin to Marco Island (Florida) | 1,001.99 mi (1,612.55 km) |
| West Mifflin to Margate (Florida) | 975.17 mi (1,569.38 km) |
