| Port Huron to Magstadt | 4,142.39 mi (6,666.53 km) |
| Port Huron to Mainaschaff | 4,101.37 mi (6,600.52 km) |
| Port Huron to Mainburg | 4,253.50 mi (6,845.34 km) |
| Port Huron to Maintal | 4,085.89 mi (6,575.60 km) |
| Port Huron to Mainz | 4,070.46 mi (6,550.77 km) |
| Port Huron to Maisach | 4,250.53 mi (6,840.56 km) |
| Port Huron to Maisenhausen | 4,096.67 mi (6,592.96 km) |
| Port Huron to Malente | 4,005.19 mi (6,445.72 km) |
| Port Huron to Malsch | 4,112.99 mi (6,619.22 km) |
| Port Huron to Manching | 4,240.02 mi (6,823.65 km) |
| Port Huron to Mannheim | 4,095.95 mi (6,591.79 km) |
| Port Huron to Mansfeld | 4,130.06 mi (6,646.68 km) |
| Port Huron to Marbach am Neckar | 4,146.27 mi (6,672.77 km) |
| Port Huron to Marburg | 4,059.80 mi (6,533.62 km) |
| Port Huron to Marienberg | 4,227.90 mi (6,804.15 km) |
