| Idanha-a-Nova to Manerbio | 957.11 mi (1,540.32 km) |
| Idanha-a-Nova to Manfredonia | 1,213.40 mi (1,952.77 km) |
| Idanha-a-Nova to Maniago | 1,092.22 mi (1,757.75 km) |
| Idanha-a-Nova to Mantova | 983.81 mi (1,583.28 km) |
| Idanha-a-Nova to Maranello | 976.99 mi (1,572.32 km) |
| Idanha-a-Nova to Marano di Napoli | 1,125.97 mi (1,812.08 km) |
| Idanha-a-Nova to Marano Vicentino | 1,023.99 mi (1,647.95 km) |
| Idanha-a-Nova to Marcianise | 1,131.51 mi (1,820.98 km) |
| Idanha-a-Nova to Marcon | 1,061.65 mi (1,708.55 km) |
| Idanha-a-Nova to Mareno di Piave | 1,069.24 mi (1,720.78 km) |
| Idanha-a-Nova to Margherita di Savoia | 1,226.29 mi (1,973.52 km) |
| Idanha-a-Nova to Mariano Comense | 920.78 mi (1,481.85 km) |
| Idanha-a-Nova to Marigliano | 1,139.73 mi (1,834.21 km) |
| Idanha-a-Nova to Marino | 1,045.63 mi (1,682.77 km) |
| Idanha-a-Nova to Marostica | 1,035.15 mi (1,665.92 km) |
