| Opelika to Marsala | 5,257.53 mi (8,461.17 km) |
| Opelika to Marsciano | 5,075.27 mi (8,167.86 km) |
| Opelika to Martano | 5,436.24 mi (8,748.78 km) |
| Opelika to Martellago | 4,979.28 mi (8,013.38 km) |
| Opelika to Martina Franca | 5,374.79 mi (8,649.89 km) |
| Opelika to Martinengo | 4,876.39 mi (7,847.79 km) |
| Opelika to Martinsicuro | 5,145.85 mi (8,281.45 km) |
| Opelika to Mascali | 5,388.07 mi (8,671.26 km) |
| Opelika to Mascalucia | 5,387.87 mi (8,670.94 km) |
| Opelika to Masera di Padova | 4,974.52 mi (8,005.72 km) |
| Opelika to Maserada sul Piave | 4,979.28 mi (8,013.37 km) |
| Opelika to Massa | 4,941.47 mi (7,952.53 km) |
| Opelika to Massa Lombarda | 5,001.12 mi (8,048.52 km) |
| Opelika to Massafra | 5,369.61 mi (8,641.55 km) |
| Opelika to Massalubrense | 5,245.25 mi (8,441.41 km) |
