| Box Elder to Rosemont (California) | 1,020.29 mi (1,642.00 km) |
| Box Elder to Rosemount (Minnesota) | 495.80 mi (797.92 km) |
| Box Elder to Rosenberg (Texas) | 1,082.45 mi (1,742.03 km) |
| Box Elder to Roseville (California) | 1,011.46 mi (1,627.79 km) |
| Box Elder to Roseville (Michigan) | 1,016.28 mi (1,635.55 km) |
| Box Elder to Roseville (Minnesota) | 492.34 mi (792.35 km) |
| Box Elder to Rossmoor (California) | 1,073.11 mi (1,727.01 km) |
| Box Elder to Rossville (Maryland) | 1,403.88 mi (2,259.32 km) |
| Box Elder to Roswell (Georgia) | 1,217.53 mi (1,959.43 km) |
| Box Elder to Roswell (New Mexico) | 746.05 mi (1,200.65 km) |
| Box Elder to Round Lake (Illinois) | 762.68 mi (1,227.41 km) |
| Box Elder to Round Lake Beach (Illinois) | 763.30 mi (1,228.42 km) |
| Box Elder to Round Rock (Texas) | 984.11 mi (1,583.78 km) |
| Box Elder to Rowland Heights (California) | 1,056.49 mi (1,700.26 km) |
| Box Elder to Rowlett (Texas) | 849.70 mi (1,367.47 km) |
