| Opelika to Frederick (Colorado) | 1,201.68 mi (1,933.92 km) |
| Opelika to Frederick (Maryland) | 645.08 mi (1,038.16 km) |
| Opelika to Fredericksburg (Texas) | 811.93 mi (1,306.68 km) |
| Opelika to Fredericksburg (Virginia) | 590.16 mi (949.78 km) |
| Opelika to Frederickson (Washington) | 2,172.69 mi (3,496.61 km) |
| Opelika to Freeport (Illinois) | 704.74 mi (1,134.18 km) |
| Opelika to Freeport (New York) | 854.17 mi (1,374.66 km) |
| Opelika to Freeport (Texas) | 645.33 mi (1,038.55 km) |
| Opelika to Fremont (California) | 2,083.33 mi (3,352.79 km) |
| Opelika to Fremont (Nebraska) | 860.70 mi (1,385.17 km) |
| Opelika to Fremont (Ohio) | 613.35 mi (987.09 km) |
| Opelika to French Valley (California) | 1,829.87 mi (2,944.89 km) |
| Opelika to Fresno (California) | 1,964.48 mi (3,161.53 km) |
| Opelika to Fresno (Texas) | 634.63 mi (1,021.33 km) |
| Opelika to Fridley (Minnesota) | 956.21 mi (1,538.88 km) |
