| Norristown to McHenry (Illinois) | 689.54 mi (1,109.72 km) |
| Norristown to McKeesport (Pennsylvania) | 238.04 mi (383.10 km) |
| Norristown to McKinleyville (California) | 2,526.39 mi (4,065.84 km) |
| Norristown to McKinney (Texas) | 1,271.06 mi (2,045.57 km) |
| Norristown to McLean (Virginia) | 128.06 mi (206.09 km) |
| Norristown to McMinnville (Oregon) | 2,420.35 mi (3,895.18 km) |
| Norristown to McMinnville (Tennessee) | 645.89 mi (1,039.47 km) |
| Norristown to McNair (Virginia) | 136.87 mi (220.27 km) |
| Norristown to McPherson (Kansas) | 1,197.27 mi (1,926.82 km) |
| Norristown to Mead Valley (California) | 2,333.56 mi (3,755.49 km) |
| Norristown to Meadow Woods (Florida) | 880.95 mi (1,417.76 km) |
| Norristown to Meadowbrook (Virginia) | 218.66 mi (351.90 km) |
| Norristown to Meadville (Pennsylvania) | 272.26 mi (438.16 km) |
| Norristown to Mebane (North Carolina) | 351.42 mi (565.56 km) |
| Norristown to Mechanicsville (Virginia) | 203.72 mi (327.86 km) |
