| Opera to Manerbio | 44.50 mi (71.62 km) |
| Opera to Manfredonia | 423.85 mi (682.12 km) |
| Opera to Maniago | 177.12 mi (285.05 km) |
| Opera to Mantova | 78.14 mi (125.76 km) |
| Opera to Maranello | 99.78 mi (160.58 km) |
| Opera to Marano di Napoli | 398.14 mi (640.75 km) |
| Opera to Marano Vicentino | 109.47 mi (176.18 km) |
| Opera to Marcianise | 394.63 mi (635.09 km) |
| Opera to Marcon | 149.83 mi (241.13 km) |
| Opera to Mareno di Piave | 154.79 mi (249.10 km) |
| Opera to Margherita di Savoia | 444.99 mi (716.13 km) |
| Opera to Mariano Comense | 21.94 mi (35.31 km) |
| Opera to Marigliano | 404.92 mi (651.65 km) |
| Opera to Marino | 303.68 mi (488.73 km) |
| Opera to Marostica | 120.58 mi (194.06 km) |
