| Portes-les-Valence to Minturno | 512.12 mi (824.19 km) |
| Portes-les-Valence to Mira | 355.58 mi (572.25 km) |
| Portes-les-Valence to Mirandola | 302.96 mi (487.57 km) |
| Portes-les-Valence to Mirano | 354.30 mi (570.19 km) |
| Portes-les-Valence to Misano Adriatico | 390.97 mi (629.21 km) |
| Portes-les-Valence to Misilmeri | 647.71 mi (1,042.39 km) |
| Portes-les-Valence to Missaglia | 224.02 mi (360.53 km) |
| Portes-les-Valence to Misterbianco | 730.80 mi (1,176.12 km) |
| Portes-les-Valence to Modena | 297.13 mi (478.19 km) |
| Portes-les-Valence to Modica | 755.67 mi (1,216.14 km) |
| Portes-les-Valence to Modugno | 655.56 mi (1,055.02 km) |
| Portes-les-Valence to Mogliano Veneto | 361.23 mi (581.34 km) |
| Portes-les-Valence to Molfetta | 643.38 mi (1,035.43 km) |
| Portes-les-Valence to Molinella | 333.60 mi (536.87 km) |
| Portes-les-Valence to Moncalieri | 137.63 mi (221.50 km) |
