| Opelika to Red Bank (New Jersey) | 821.33 mi (1,321.80 km) |
| Opelika to Red Bank (Tennessee) | 169.38 mi (272.58 km) |
| Opelika to Red Bluff (California) | 2,098.20 mi (3,376.73 km) |
| Opelika to Red Hill (South Carolina) | 375.89 mi (604.93 km) |
| Opelika to Red Oak (Texas) | 663.95 mi (1,068.52 km) |
| Opelika to Red Wing (Minnesota) | 910.42 mi (1,465.18 km) |
| Opelika to Redan (Georgia) | 102.29 mi (164.62 km) |
| Opelika to Redding (California) | 2,106.04 mi (3,389.35 km) |
| Opelika to Redland (Maryland) | 641.49 mi (1,032.38 km) |
| Opelika to Redlands (California) | 1,830.05 mi (2,945.18 km) |
| Opelika to Redmond (Oregon) | 2,075.88 mi (3,340.81 km) |
| Opelika to Redmond (Washington) | 2,171.76 mi (3,495.11 km) |
| Opelika to Redondo Beach (California) | 1,900.19 mi (3,058.05 km) |
| Opelika to Redwood City (California) | 2,096.58 mi (3,374.12 km) |
| Opelika to Reedley (California) | 1,945.73 mi (3,131.36 km) |
