| Port Neches to Mancha Real | 5,003.23 mi (8,051.93 km) |
| Port Neches to Manilva | 4,961.24 mi (7,984.35 km) |
| Port Neches to Manises | 5,107.57 mi (8,219.83 km) |
| Port Neches to Manlleu | 5,158.80 mi (8,302.28 km) |
| Port Neches to Manresa | 5,146.39 mi (8,282.31 km) |
| Port Neches to Manzanares | 4,980.27 mi (8,014.98 km) |
| Port Neches to Manzanares el Real | 4,907.90 mi (7,898.49 km) |
| Port Neches to Maracena | 5,019.16 mi (8,077.56 km) |
| Port Neches to Marbella | 4,976.01 mi (8,008.11 km) |
| Port Neches to Marchena | 4,926.04 mi (7,927.69 km) |
| Port Neches to Marin | 4,632.87 mi (7,455.88 km) |
| Port Neches to Marratxi | 5,255.01 mi (8,457.12 km) |
| Port Neches to Martorell | 5,158.87 mi (8,302.39 km) |
| Port Neches to Martos | 4,987.64 mi (8,026.84 km) |
| Port Neches to Masamagrell | 5,110.69 mi (8,224.87 km) |
