| Olpe to Ridgeland (Mississippi) | 4,832.19 mi (7,776.66 km) |
| Olpe to Ridgewood (New Jersey) | 3,786.81 mi (6,094.29 km) |
| Olpe to Rifle (Colorado) | 5,073.72 mi (8,165.37 km) |
| Olpe to Rincon (Georgia) | 4,485.24 mi (7,218.30 km) |
| Olpe to Ringwood (New Jersey) | 3,787.69 mi (6,095.71 km) |
| Olpe to Río Grande (Puerto Rico) | 4,533.28 mi (7,295.61 km) |
| Olpe to Rio Grande City (Texas) | 5,486.34 mi (8,829.41 km) |
| Olpe to Rio Linda (California) | 5,521.90 mi (8,886.64 km) |
| Olpe to Rio Rancho (New Mexico) | 5,275.89 mi (8,490.72 km) |
| Olpe to Rio Rico (Arizona) | 5,632.32 mi (9,064.35 km) |
| Olpe to Ripon (California) | 5,570.32 mi (8,964.57 km) |
| Olpe to River Edge (New Jersey) | 3,786.34 mi (6,093.53 km) |
| Olpe to River Falls (Wisconsin) | 4,293.16 mi (6,909.18 km) |
| Olpe to River Forest (Illinois) | 4,268.17 mi (6,868.95 km) |
| Olpe to River Grove (Illinois) | 4,267.42 mi (6,867.75 km) |
