| Port Neches to Mengen | 5,264.55 mi (8,472.47 km) |
| Port Neches to Meppen | 5,032.52 mi (8,099.05 km) |
| Port Neches to Merchweiler | 5,130.21 mi (8,256.27 km) |
| Port Neches to Mering | 5,322.98 mi (8,566.52 km) |
| Port Neches to Merseburg | 5,252.07 mi (8,452.39 km) |
| Port Neches to Merzenich | 5,062.38 mi (8,147.11 km) |
| Port Neches to Merzig | 5,109.68 mi (8,223.24 km) |
| Port Neches to Meschede | 5,113.01 mi (8,228.60 km) |
| Port Neches to Messkirch | 5,257.76 mi (8,461.55 km) |
| Port Neches to Messstetten | 5,245.34 mi (8,441.56 km) |
| Port Neches to Mettingen | 5,062.73 mi (8,147.67 km) |
| Port Neches to Mettlach | 5,107.57 mi (8,219.84 km) |
| Port Neches to Mettmann | 5,065.94 mi (8,152.84 km) |
| Port Neches to Metzingen | 5,246.12 mi (8,442.81 km) |
| Port Neches to Meuselwitz | 5,274.30 mi (8,488.17 km) |
