| Grottammare to Mechernich | 626.22 mi (1,007.80 km) |
| Grottammare to Meckenbeuren | 386.62 mi (622.21 km) |
| Grottammare to Meckenheim | 618.92 mi (996.05 km) |
| Grottammare to Meerane | 547.21 mi (880.65 km) |
| Grottammare to Meerbusch | 663.78 mi (1,068.25 km) |
| Grottammare to Meine | 667.10 mi (1,073.59 km) |
| Grottammare to Meinerzhagen | 633.00 mi (1,018.72 km) |
| Grottammare to Meiningen | 547.11 mi (880.50 km) |
| Grottammare to Meissen | 565.26 mi (909.70 km) |
| Grottammare to Meitingen | 409.88 mi (659.64 km) |
| Grottammare to Melle | 686.28 mi (1,104.46 km) |
| Grottammare to Melsungen | 597.94 mi (962.30 km) |
| Grottammare to Memmelsdorf | 499.24 mi (803.46 km) |
| Grottammare to Memmingen | 388.62 mi (625.42 km) |
| Grottammare to Mendig | 597.60 mi (961.74 km) |
