| Norristown to Madison (Mississippi) | 976.54 mi (1,571.59 km) |
| Norristown to Madison (New Jersey) | 65.47 mi (105.37 km) |
| Norristown to Madison (Wisconsin) | 753.28 mi (1,212.29 km) |
| Norristown to Madison Heights (Michigan) | 435.07 mi (700.18 km) |
| Norristown to Madison Heights (Virginia) | 274.30 mi (441.44 km) |
| Norristown to Madisonville (Kentucky) | 682.55 mi (1,098.45 km) |
| Norristown to Magalia (California) | 2,421.50 mi (3,897.03 km) |
| Norristown to Magna (Utah) | 1,922.28 mi (3,093.62 km) |
| Norristown to Magnolia (Arkansas) | 1,095.21 mi (1,762.57 km) |
| Norristown to Maili (Hawaii) | 4,911.67 mi (7,904.57 km) |
| Norristown to Maitland (Florida) | 864.82 mi (1,391.79 km) |
| Norristown to Makakilo (Hawaii) | 4,909.33 mi (7,900.80 km) |
| Norristown to Malden (Massachusetts) | 273.57 mi (440.27 km) |
| Norristown to Malibu (California) | 2,407.07 mi (3,873.81 km) |
| Norristown to Maltby (Washington) | 2,347.75 mi (3,778.33 km) |
