| Norristown to Malvern (Arkansas) | 1,037.97 mi (1,670.45 km) |
| Norristown to Manassas (Virginia) | 148.69 mi (239.29 km) |
| Norristown to Manassas Park (Virginia) | 145.98 mi (234.93 km) |
| Norristown to Manatí (Puerto Rico) | 1,589.01 mi (2,557.26 km) |
| Norristown to Manchester (Missouri) | 816.24 mi (1,313.60 km) |
| Norristown to Manchester (New Hampshire) | 282.20 mi (454.16 km) |
| Norristown to Manchester (Tennessee) | 668.17 mi (1,075.31 km) |
| Norristown to Manchester (Virginia) | 217.02 mi (349.26 km) |
| Norristown to Mandan (North Dakota) | 1,354.82 mi (2,180.37 km) |
| Norristown to Mandeville (Louisiana) | 1,068.10 mi (1,718.95 km) |
| Norristown to Mango (Florida) | 927.43 mi (1,492.55 km) |
| Norristown to Manhattan (Kansas) | 1,130.32 mi (1,819.08 km) |
| Norristown to Manhattan (New York) | 85.44 mi (137.51 km) |
| Norristown to Manhattan Beach (California) | 2,390.66 mi (3,847.40 km) |
| Norristown to Manitowoc (Wisconsin) | 688.77 mi (1,108.46 km) |
