| Norristown to Marsala | 4,509.37 mi (7,257.12 km) |
| Norristown to Marsciano | 4,319.23 mi (6,951.13 km) |
| Norristown to Martano | 4,680.12 mi (7,531.93 km) |
| Norristown to Martellago | 4,221.12 mi (6,793.24 km) |
| Norristown to Martina Franca | 4,618.67 mi (7,433.02 km) |
| Norristown to Martinengo | 4,118.82 mi (6,628.60 km) |
| Norristown to Martinsicuro | 4,389.16 mi (7,063.67 km) |
| Norristown to Mascali | 4,637.42 mi (7,463.20 km) |
| Norristown to Mascalucia | 4,637.67 mi (7,463.61 km) |
| Norristown to Masera di Padova | 4,216.57 mi (6,785.92 km) |
| Norristown to Maserada sul Piave | 4,220.98 mi (6,793.01 km) |
| Norristown to Massa | 4,185.19 mi (6,735.41 km) |
| Norristown to Massa Lombarda | 4,243.82 mi (6,829.77 km) |
| Norristown to Massafra | 4,613.71 mi (7,425.05 km) |
| Norristown to Massalubrense | 4,490.88 mi (7,227.38 km) |
