| Catonsville to Mechernich | 3,933.72 mi (6,330.71 km) |
| Catonsville to Meckenbeuren | 4,137.84 mi (6,659.21 km) |
| Catonsville to Meckenheim | 3,947.54 mi (6,352.96 km) |
| Catonsville to Meerane | 4,156.56 mi (6,689.34 km) |
| Catonsville to Meerbusch | 3,916.23 mi (6,302.57 km) |
| Catonsville to Meine | 4,035.95 mi (6,495.24 km) |
| Catonsville to Meinerzhagen | 3,958.77 mi (6,371.02 km) |
| Catonsville to Meiningen | 4,085.46 mi (6,574.92 km) |
| Catonsville to Meissen | 4,186.15 mi (6,736.96 km) |
| Catonsville to Meitingen | 4,164.11 mi (6,701.48 km) |
| Catonsville to Melle | 3,956.39 mi (6,367.20 km) |
| Catonsville to Melsungen | 4,034.06 mi (6,492.18 km) |
| Catonsville to Memmelsdorf | 4,125.49 mi (6,639.34 km) |
| Catonsville to Memmingen | 4,154.47 mi (6,685.97 km) |
| Catonsville to Mendig | 3,965.37 mi (6,381.65 km) |
