| Portchester to Massarosa | 719.41 mi (1,157.78 km) |
| Portchester to Matelica | 844.44 mi (1,358.99 km) |
| Portchester to Matera | 1,101.39 mi (1,772.51 km) |
| Portchester to Matino | 1,189.22 mi (1,913.87 km) |
| Portchester to Mazzarino | 1,200.78 mi (1,932.47 km) |
| Portchester to Meda | 592.24 mi (953.12 km) |
| Portchester to Medesano | 669.56 mi (1,077.56 km) |
| Portchester to Medicina | 736.72 mi (1,185.64 km) |
| Portchester to Meldola | 768.17 mi (1,236.25 km) |
| Portchester to Melegnano | 612.02 mi (984.95 km) |
| Portchester to Melendugno | 1,185.32 mi (1,907.59 km) |
| Portchester to Melfi | 1,050.25 mi (1,690.21 km) |
| Portchester to Melilli | 1,236.01 mi (1,989.16 km) |
| Portchester to Melito di Napoli | 1,004.12 mi (1,615.98 km) |
| Portchester to Melito di Porto Salvo | 1,216.70 mi (1,958.09 km) |
