| Box Elder to Robertsville (New Jersey) | 1,487.89 mi (2,394.53 km) |
| Box Elder to Robinson (Texas) | 932.80 mi (1,501.19 km) |
| Box Elder to Robstown (Texas) | 1,166.70 mi (1,877.63 km) |
| Box Elder to Rochester (Michigan) | 1,004.47 mi (1,616.54 km) |
| Box Elder to Rochester (Minnesota) | 526.14 mi (846.74 km) |
| Box Elder to Rochester (New Hampshire) | 1,594.25 mi (2,565.70 km) |
| Box Elder to Rochester (New York) | 1,269.92 mi (2,043.74 km) |
| Box Elder to Rochester Hills (Michigan) | 1,002.99 mi (1,614.16 km) |
| Box Elder to Rock Hill (South Carolina) | 1,329.44 mi (2,139.52 km) |
| Box Elder to Rock Island (Illinois) | 658.76 mi (1,060.17 km) |
| Box Elder to Rock Springs (Wyoming) | 356.16 mi (573.18 km) |
| Box Elder to Rockford (Illinois) | 716.78 mi (1,153.54 km) |
| Box Elder to Rockledge (Florida) | 1,646.04 mi (2,649.04 km) |
| Box Elder to Rocklin (California) | 1,006.90 mi (1,620.45 km) |
| Box Elder to Rockport (Texas) | 1,159.96 mi (1,866.78 km) |
