| Oklahoma City to Rhondda | 4,508.12 mi (7,255.12 km) |
| Oklahoma City to Rhosllanerchrugog | 4,479.12 mi (7,208.45 km) |
| Oklahoma City to Rhyl | 4,453.80 mi (7,167.70 km) |
| Oklahoma City to Rhymney | 4,508.85 mi (7,256.30 km) |
| Oklahoma City to Richmond | 4,631.93 mi (7,454.37 km) |
| Oklahoma City to Rickmansworth | 4,619.68 mi (7,434.66 km) |
| Oklahoma City to Ripley | 4,538.94 mi (7,304.72 km) |
| Oklahoma City to Ripon | 4,500.49 mi (7,242.84 km) |
| Oklahoma City to Risca | 4,520.89 mi (7,275.66 km) |
| Oklahoma City to Rochdale | 4,493.57 mi (7,231.70 km) |
| Oklahoma City to Rochester | 4,664.84 mi (7,507.34 km) |
| Oklahoma City to Rock Ferry | 4,469.74 mi (7,193.34 km) |
| Oklahoma City to Rogerstone | 4,522.86 mi (7,278.83 km) |
| Oklahoma City to Romford | 4,646.04 mi (7,477.07 km) |
| Oklahoma City to Romsey | 4,601.72 mi (7,405.75 km) |
