| Opelika to Racale | 5,436.29 mi (8,748.87 km) |
| Opelika to Racconigi | 4,810.73 mi (7,742.11 km) |
| Opelika to Raffadali | 5,323.11 mi (8,566.73 km) |
| Opelika to Ragusa | 5,396.58 mi (8,684.96 km) |
| Opelika to Ramacca | 5,378.35 mi (8,655.61 km) |
| Opelika to Randazzo | 5,371.62 mi (8,644.78 km) |
| Opelika to Rapallo | 4,891.82 mi (7,872.62 km) |
| Opelika to Ravanusa | 5,348.47 mi (8,607.53 km) |
| Opelika to Ravenna | 5,018.88 mi (8,077.11 km) |
| Opelika to Recanati | 5,111.89 mi (8,226.80 km) |
| Opelika to Recco | 4,887.63 mi (7,865.89 km) |
| Opelika to Reggello | 5,014.33 mi (8,069.78 km) |
| Opelika to Reggio di Calabria | 5,395.35 mi (8,682.98 km) |
| Opelika to Reggio Emilia | 4,941.67 mi (7,952.85 km) |
| Opelika to Reggiolo | 4,942.57 mi (7,954.29 km) |
