| Formia to Luzzi | 188.31 mi (303.05 km) |
| Formia to Macerata | 140.76 mi (226.53 km) |
| Formia to Macerata Campania | 36.52 mi (58.78 km) |
| Formia to Macomer | 262.16 mi (421.90 km) |
| Formia to Maddaloni | 43.02 mi (69.23 km) |
| Formia to Magenta | 374.89 mi (603.32 km) |
| Formia to Magione | 148.95 mi (239.72 km) |
| Formia to Maglie | 249.57 mi (401.64 km) |
| Formia to Magnago | 383.45 mi (617.10 km) |
| Formia to Malalbergo | 260.57 mi (419.34 km) |
| Formia to Malnate | 392.68 mi (631.96 km) |
| Formia to Malo | 323.03 mi (519.87 km) |
| Formia to Mandello del Lario | 386.55 mi (622.09 km) |
| Formia to Manduria | 218.32 mi (351.36 km) |
| Formia to Manerbio | 332.96 mi (535.84 km) |
