| Formia to Minturno | 6.92 mi (11.14 km) |
| Formia to Mira | 297.65 mi (479.01 km) |
| Formia to Mirandola | 281.30 mi (452.71 km) |
| Formia to Mirano | 302.23 mi (486.39 km) |
| Formia to Misano Adriatico | 192.28 mi (309.45 km) |
| Formia to Misilmeri | 223.58 mi (359.82 km) |
| Formia to Missaglia | 373.96 mi (601.82 km) |
| Formia to Misterbianco | 269.41 mi (433.57 km) |
| Formia to Modena | 270.20 mi (434.84 km) |
| Formia to Modica | 310.11 mi (499.07 km) |
| Formia to Modugno | 165.16 mi (265.80 km) |
| Formia to Mogliano Veneto | 304.73 mi (490.42 km) |
| Formia to Molfetta | 155.07 mi (249.57 km) |
| Formia to Molinella | 251.58 mi (404.88 km) |
| Formia to Moncalieri | 394.79 mi (635.35 km) |
