| Castel San Pietro Terme to Marly-le-Roi | 545.20 mi (877.41 km) |
| Castel San Pietro Terme to Marmande | 562.76 mi (905.67 km) |
| Castel San Pietro Terme to Maromme | 607.85 mi (978.24 km) |
| Castel San Pietro Terme to Marquette-les-Lille | 587.35 mi (945.24 km) |
| Castel San Pietro Terme to Marseille | 318.76 mi (513.00 km) |
| Castel San Pietro Terme to Martigues | 332.45 mi (535.03 km) |
| Castel San Pietro Terme to Massy | 533.47 mi (858.53 km) |
| Castel San Pietro Terme to Maubeuge | 539.69 mi (868.55 km) |
| Castel San Pietro Terme to Mauguio | 380.21 mi (611.89 km) |
| Castel San Pietro Terme to Mauleon | 619.78 mi (997.44 km) |
| Castel San Pietro Terme to Maurepas | 547.40 mi (880.95 km) |
| Castel San Pietro Terme to Maxeville | 393.57 mi (633.38 km) |
| Castel San Pietro Terme to Mayenne | 640.19 mi (1,030.28 km) |
| Castel San Pietro Terme to Mazamet | 462.19 mi (743.83 km) |
| Castel San Pietro Terme to Meaux | 518.26 mi (834.06 km) |
