| Port Neches to Moncalieri | 5,300.39 mi (8,530.15 km) |
| Port Neches to Mondolfo | 5,573.90 mi (8,970.33 km) |
| Port Neches to Mondovi | 5,326.99 mi (8,572.96 km) |
| Port Neches to Monesiglio | 5,337.01 mi (8,589.08 km) |
| Port Neches to Monfalcone | 5,514.74 mi (8,875.12 km) |
| Port Neches to Monopoli | 5,860.09 mi (9,430.90 km) |
| Port Neches to Monreale | 5,797.37 mi (9,329.97 km) |
| Port Neches to Monselice | 5,462.81 mi (8,791.54 km) |
| Port Neches to Monserrato | 5,565.67 mi (8,957.08 km) |
| Port Neches to Monsummano | 5,473.28 mi (8,808.40 km) |
| Port Neches to Montagnana | 5,451.05 mi (8,772.62 km) |
| Port Neches to Montale | 5,479.36 mi (8,818.18 km) |
| Port Neches to Montalto di Castro | 5,562.14 mi (8,951.41 km) |
| Port Neches to Montalto Uffugo | 5,872.95 mi (9,451.60 km) |
| Port Neches to Monte Compatri | 5,631.45 mi (9,062.94 km) |
