| Port Neches to Marsala | 5,769.32 mi (9,284.83 km) |
| Port Neches to Marsciano | 5,572.65 mi (8,968.31 km) |
| Port Neches to Martano | 5,933.04 mi (9,548.30 km) |
| Port Neches to Martellago | 5,468.12 mi (8,800.09 km) |
| Port Neches to Martina Franca | 5,871.62 mi (9,449.46 km) |
| Port Neches to Martinengo | 5,368.47 mi (8,639.72 km) |
| Port Neches to Martinsicuro | 5,641.07 mi (9,078.42 km) |
| Port Neches to Mascali | 5,896.37 mi (9,489.30 km) |
| Port Neches to Mascalucia | 5,896.86 mi (9,490.08 km) |
| Port Neches to Masera di Padova | 5,464.58 mi (8,794.39 km) |
| Port Neches to Maserada sul Piave | 5,467.17 mi (8,798.56 km) |
| Port Neches to Massa | 5,438.25 mi (8,752.02 km) |
| Port Neches to Massa Lombarda | 5,494.21 mi (8,842.08 km) |
| Port Neches to Massafra | 5,867.13 mi (9,442.23 km) |
| Port Neches to Massalubrense | 5,746.79 mi (9,248.56 km) |
