| Boise to Rosemont (California) | 439.26 mi (706.92 km) |
| Boise to Rosemount (Minnesota) | 1,146.79 mi (1,845.58 km) |
| Boise to Rosenberg (Texas) | 1,484.41 mi (2,388.93 km) |
| Boise to Roseville (California) | 425.72 mi (685.14 km) |
| Boise to Roseville (Michigan) | 1,671.33 mi (2,689.75 km) |
| Boise to Roseville (Minnesota) | 1,141.25 mi (1,836.67 km) |
| Boise to Rossmoor (California) | 685.17 mi (1,102.68 km) |
| Boise to Rossville (Maryland) | 2,058.70 mi (3,313.16 km) |
| Boise to Roswell (Georgia) | 1,825.13 mi (2,937.26 km) |
| Boise to Roswell (New Mexico) | 946.69 mi (1,523.55 km) |
| Boise to Round Lake (Illinois) | 1,417.70 mi (2,281.56 km) |
| Boise to Round Lake Beach (Illinois) | 1,418.37 mi (2,282.65 km) |
| Boise to Round Rock (Texas) | 1,359.44 mi (2,187.81 km) |
| Boise to Rowland Heights (California) | 671.23 mi (1,080.25 km) |
| Boise to Rowlett (Texas) | 1,292.85 mi (2,080.64 km) |
