| Cincinnati to Ridgeland (Mississippi) | 561.36 mi (903.42 km) |
| Cincinnati to Ridgewood (New Jersey) | 563.75 mi (907.27 km) |
| Cincinnati to Rifle (Colorado) | 1,240.16 mi (1,995.84 km) |
| Cincinnati to Rincon (Georgia) | 507.29 mi (816.40 km) |
| Cincinnati to Ringwood (New Jersey) | 556.96 mi (896.33 km) |
| Cincinnati to Río Grande (Puerto Rico) | 1,818.47 mi (2,926.55 km) |
| Cincinnati to Rio Grande City (Texas) | 1,209.00 mi (1,945.70 km) |
| Cincinnati to Rio Linda (California) | 1,972.03 mi (3,173.67 km) |
| Cincinnati to Rio Rancho (New Mexico) | 1,246.44 mi (2,005.96 km) |
| Cincinnati to Rio Rico (Arizona) | 1,576.82 mi (2,537.65 km) |
| Cincinnati to Ripon (California) | 1,970.91 mi (3,171.87 km) |
| Cincinnati to River Edge (New Jersey) | 566.94 mi (912.40 km) |
| Cincinnati to River Falls (Wisconsin) | 573.86 mi (923.54 km) |
| Cincinnati to River Forest (Illinois) | 257.81 mi (414.90 km) |
| Cincinnati to River Grove (Illinois) | 259.93 mi (418.32 km) |
