| Opelika to Montijo | 4,296.37 mi (6,914.33 km) |
| Opelika to Montilla | 4,430.35 mi (7,129.96 km) |
| Opelika to Montmelo | 4,657.86 mi (7,496.11 km) |
| Opelika to Montornes del Valles | 4,658.96 mi (7,497.87 km) |
| Opelika to Montoro | 4,431.50 mi (7,131.80 km) |
| Opelika to Monzon | 4,550.75 mi (7,323.73 km) |
| Opelika to Mora | 4,418.08 mi (7,110.21 km) |
| Opelika to Moralzarzal | 4,383.28 mi (7,054.21 km) |
| Opelika to Moron de la Frontera | 4,400.99 mi (7,082.71 km) |
| Opelika to Mostoles | 4,396.98 mi (7,076.25 km) |
| Opelika to Motril | 4,509.44 mi (7,257.24 km) |
| Opelika to Muchamiel | 4,616.92 mi (7,430.22 km) |
| Opelika to Mula | 4,575.56 mi (7,363.66 km) |
| Opelika to Munguia | 4,370.25 mi (7,033.23 km) |
| Opelika to Murcia | 4,595.05 mi (7,395.02 km) |
