| Opelika to Masanasa | 4,591.26 mi (7,388.92 km) |
| Opelika to Masquefa | 4,638.73 mi (7,465.32 km) |
| Opelika to Matadepera | 4,645.85 mi (7,476.77 km) |
| Opelika to Mazarron | 4,596.82 mi (7,397.87 km) |
| Opelika to Meco | 4,417.73 mi (7,109.64 km) |
| Opelika to Medina del Campo | 4,321.65 mi (6,955.03 km) |
| Opelika to Medina Sidonia | 4,394.49 mi (7,072.25 km) |
| Opelika to Mejorada del Campo | 4,418.86 mi (7,111.47 km) |
| Opelika to Meliana | 4,590.37 mi (7,387.49 km) |
| Opelika to Mengibar | 4,461.65 mi (7,180.34 km) |
| Opelika to Merida | 4,310.87 mi (6,937.68 km) |
| Opelika to Miajadas | 4,317.99 mi (6,949.14 km) |
| Opelika to Mieres | 4,234.31 mi (6,814.47 km) |
| Opelika to Miguelturra | 4,428.19 mi (7,126.48 km) |
| Opelika to Mijas | 4,456.65 mi (7,172.29 km) |
