| Box Elder to Ridgeland (Mississippi) | 1,067.12 mi (1,717.37 km) |
| Box Elder to Ridgewood (New Jersey) | 1,482.54 mi (2,385.91 km) |
| Box Elder to Rifle (Colorado) | 397.71 mi (640.06 km) |
| Box Elder to Rincon (Georgia) | 1,432.75 mi (2,305.78 km) |
| Box Elder to Ringwood (New Jersey) | 1,471.85 mi (2,368.71 km) |
| Box Elder to Río Grande (Puerto Rico) | 2,789.28 mi (4,488.90 km) |
| Box Elder to Rio Grande City (Texas) | 1,248.00 mi (2,008.47 km) |
| Box Elder to Rio Linda (California) | 1,019.94 mi (1,641.43 km) |
| Box Elder to Rio Rancho (New Mexico) | 639.14 mi (1,028.59 km) |
| Box Elder to Rio Rico (Arizona) | 971.57 mi (1,563.59 km) |
| Box Elder to Ripon (California) | 1,037.00 mi (1,668.89 km) |
| Box Elder to River Edge (New Jersey) | 1,487.40 mi (2,393.73 km) |
| Box Elder to River Falls (Wisconsin) | 517.68 mi (833.13 km) |
| Box Elder to River Forest (Illinois) | 785.04 mi (1,263.40 km) |
| Box Elder to River Grove (Illinois) | 783.56 mi (1,261.02 km) |
