| Oklahoma City to Reidsville (North Carolina) | 998.90 mi (1,607.57 km) |
| Oklahoma City to Reisterstown (Maryland) | 1,165.34 mi (1,875.44 km) |
| Oklahoma City to Rendon (Texas) | 200.23 mi (322.23 km) |
| Oklahoma City to Reno (Nevada) | 1,252.69 mi (2,016.01 km) |
| Oklahoma City to Renton (Washington) | 1,513.17 mi (2,435.21 km) |
| Oklahoma City to Republic (Missouri) | 254.46 mi (409.51 km) |
| Oklahoma City to Reston (Virginia) | 1,133.05 mi (1,823.47 km) |
| Oklahoma City to Revere (Massachusetts) | 1,496.10 mi (2,407.73 km) |
| Oklahoma City to Rexburg (Idaho) | 951.81 mi (1,531.80 km) |
| Oklahoma City to Reynoldsburg (Ohio) | 860.99 mi (1,385.63 km) |
| Oklahoma City to Rialto (California) | 1,129.70 mi (1,818.08 km) |
| Oklahoma City to Richardson (Texas) | 178.47 mi (287.22 km) |
| Oklahoma City to Richfield (Minnesota) | 687.12 mi (1,105.81 km) |
| Oklahoma City to Richfield (Wisconsin) | 729.55 mi (1,174.10 km) |
| Oklahoma City to Richland (Washington) | 1,354.22 mi (2,179.41 km) |
