| Port Lavaca to Montevarchi | 5,697.87 mi (9,169.83 km) |
| Port Lavaca to Monticello Conte Otto | 5,621.27 mi (9,046.56 km) |
| Port Lavaca to Montichiari | 5,579.16 mi (8,978.79 km) |
| Port Lavaca to Montignoso | 5,620.66 mi (9,045.58 km) |
| Port Lavaca to Montopoli in Val d'Arno | 5,658.13 mi (9,105.87 km) |
| Port Lavaca to Monza | 5,526.90 mi (8,894.68 km) |
| Port Lavaca to Morbegno | 5,519.40 mi (8,882.61 km) |
| Port Lavaca to Mori | 5,587.58 mi (8,992.34 km) |
| Port Lavaca to Morlupo | 5,789.80 mi (9,317.78 km) |
| Port Lavaca to Morrovalle | 5,790.28 mi (9,318.55 km) |
| Port Lavaca to Mortara | 5,516.91 mi (8,878.61 km) |
| Port Lavaca to Mosciano Sant'Angelo | 5,824.80 mi (9,374.12 km) |
| Port Lavaca to Motta di Livenza | 5,656.13 mi (9,102.66 km) |
| Port Lavaca to Motta Sant'Anastasia | 6,078.76 mi (9,782.81 km) |
| Port Lavaca to Mottola | 6,041.95 mi (9,723.58 km) |
