| Opelika to Malvern (Arkansas) | 444.68 mi (715.64 km) |
| Opelika to Manassas (Virginia) | 610.25 mi (982.10 km) |
| Opelika to Manassas Park (Virginia) | 612.95 mi (986.46 km) |
| Opelika to Manatí (Puerto Rico) | 1,529.71 mi (2,461.84 km) |
| Opelika to Manchester (Missouri) | 500.20 mi (805.00 km) |
| Opelika to Manchester (New Hampshire) | 1,039.95 mi (1,673.63 km) |
| Opelika to Manchester (Tennessee) | 197.69 mi (318.16 km) |
| Opelika to Manchester (Virginia) | 554.37 mi (892.18 km) |
| Opelika to Mandan (North Dakota) | 1,274.68 mi (2,051.40 km) |
| Opelika to Mandeville (Louisiana) | 319.36 mi (513.96 km) |
| Opelika to Mango (Florida) | 370.92 mi (596.94 km) |
| Opelika to Manhattan (Kansas) | 772.34 mi (1,242.97 km) |
| Opelika to Manhattan (New York) | 843.81 mi (1,357.99 km) |
| Opelika to Manhattan Beach (California) | 1,901.08 mi (3,059.49 km) |
| Opelika to Manitowoc (Wisconsin) | 799.98 mi (1,287.45 km) |
