| Formia to Mondolfo | 173.58 mi (279.36 km) |
| Formia to Mondovi | 364.21 mi (586.13 km) |
| Formia to Monesiglio | 355.47 mi (572.08 km) |
| Formia to Monfalcone | 313.25 mi (504.12 km) |
| Formia to Monopoli | 192.98 mi (310.57 km) |
| Formia to Monreale | 220.75 mi (355.26 km) |
| Formia to Monselice | 289.70 mi (466.22 km) |
| Formia to Monserrato | 273.60 mi (440.31 km) |
| Formia to Monsummano | 229.26 mi (368.95 km) |
| Formia to Montagnana | 294.64 mi (474.17 km) |
| Formia to Montale | 226.76 mi (364.93 km) |
| Formia to Montalto di Castro | 128.02 mi (206.02 km) |
| Formia to Montalto Uffugo | 185.56 mi (298.63 km) |
| Formia to Monte Compatri | 58.89 mi (94.78 km) |
| Formia to Monte di Procida | 39.37 mi (63.36 km) |
