| Portishead to Manerbio | 725.14 mi (1,167.00 km) |
| Portishead to Manfredonia | 1,112.95 mi (1,791.13 km) |
| Portishead to Maniago | 792.02 mi (1,274.64 km) |
| Portishead to Mantova | 758.96 mi (1,221.43 km) |
| Portishead to Maranello | 790.08 mi (1,271.51 km) |
| Portishead to Marano di Napoli | 1,086.85 mi (1,749.11 km) |
| Portishead to Marano Vicentino | 760.02 mi (1,223.13 km) |
| Portishead to Marcianise | 1,084.13 mi (1,744.73 km) |
| Portishead to Marcon | 799.64 mi (1,286.90 km) |
| Portishead to Mareno di Piave | 790.17 mi (1,271.65 km) |
| Portishead to Margherita di Savoia | 1,134.46 mi (1,825.73 km) |
| Portishead to Mariano Comense | 675.20 mi (1,086.64 km) |
| Portishead to Marigliano | 1,094.51 mi (1,761.44 km) |
| Portishead to Marino | 989.68 mi (1,592.74 km) |
| Portishead to Marostica | 766.74 mi (1,233.95 km) |
