| Formia to Manfredonia | 121.77 mi (195.97 km) |
| Formia to Maniago | 341.52 mi (549.62 km) |
| Formia to Mantova | 304.05 mi (489.31 km) |
| Formia to Maranello | 265.13 mi (426.68 km) |
| Formia to Marano di Napoli | 38.89 mi (62.59 km) |
| Formia to Marano Vicentino | 325.25 mi (523.43 km) |
| Formia to Marcianise | 39.04 mi (62.82 km) |
| Formia to Marcon | 303.52 mi (488.47 km) |
| Formia to Mareno di Piave | 322.32 mi (518.72 km) |
| Formia to Margherita di Savoia | 131.64 mi (211.85 km) |
| Formia to Mariano Comense | 378.31 mi (608.84 km) |
| Formia to Marigliano | 49.12 mi (79.06 km) |
| Formia to Marino | 60.07 mi (96.68 km) |
| Formia to Marostica | 324.67 mi (522.50 km) |
| Formia to Marsala | 247.80 mi (398.79 km) |
