| Norristown to Melzo | 4,106.10 mi (6,608.12 km) |
| Norristown to Mendicino | 4,623.84 mi (7,441.35 km) |
| Norristown to Menfi | 4,541.04 mi (7,308.10 km) |
| Norristown to Mentana | 4,364.95 mi (7,024.71 km) |
| Norristown to Merano | 4,141.94 mi (6,665.81 km) |
| Norristown to Merate | 4,100.37 mi (6,598.90 km) |
| Norristown to Mercato San Severino | 4,503.10 mi (7,247.04 km) |
| Norristown to Mercogliano | 4,496.85 mi (7,236.98 km) |
| Norristown to Mesagne | 4,644.11 mi (7,473.97 km) |
| Norristown to Messina | 4,636.33 mi (7,461.46 km) |
| Norristown to Mestre | 4,226.42 mi (6,801.77 km) |
| Norristown to Mestrino | 4,207.85 mi (6,771.88 km) |
| Norristown to Milan | 4,097.44 mi (6,594.20 km) |
| Norristown to Milazzo | 4,621.13 mi (7,436.98 km) |
| Norristown to Minerbio | 4,223.33 mi (6,796.80 km) |
