| Norristown to Mount Washington (Kentucky) | 566.03 mi (910.95 km) |
| Norristown to Mountain Brook (Alabama) | 778.64 mi (1,253.10 km) |
| Norristown to Mountain Home (Arkansas) | 959.66 mi (1,544.43 km) |
| Norristown to Mountain Home (Idaho) | 2,074.42 mi (3,338.46 km) |
| Norristown to Mountain House (California) | 2,460.24 mi (3,959.37 km) |
| Norristown to Mountain Park (Georgia) | 650.17 mi (1,046.34 km) |
| Norristown to Mountain Top (Pennsylvania) | 75.98 mi (122.29 km) |
| Norristown to Mountain View (California) | 2,496.14 mi (4,017.16 km) |
| Norristown to Mountlake Terrace (Washington) | 2,357.21 mi (3,793.57 km) |
| Norristown to Mukilteo (Washington) | 2,356.36 mi (3,792.19 km) |
| Norristown to Muncie (Indiana) | 530.69 mi (854.07 km) |
| Norristown to Mundelein (Illinois) | 674.54 mi (1,085.56 km) |
| Norristown to Munhall (Pennsylvania) | 241.18 mi (388.14 km) |
| Norristown to Munster (Indiana) | 642.91 mi (1,034.66 km) |
| Norristown to Murfreesboro (Tennessee) | 670.70 mi (1,079.39 km) |
