| Imperial Beach to Rosemont (California) | 476.67 mi (767.13 km) |
| Imperial Beach to Rosemount (Minnesota) | 1,537.41 mi (2,474.22 km) |
| Imperial Beach to Rosenberg (Texas) | 1,275.44 mi (2,052.62 km) |
| Imperial Beach to Roseville (California) | 488.92 mi (786.84 km) |
| Imperial Beach to Roseville (Michigan) | 1,978.56 mi (3,184.18 km) |
| Imperial Beach to Roseville (Minnesota) | 1,541.42 mi (2,480.68 km) |
| Imperial Beach to Rossmoor (California) | 100.97 mi (162.50 km) |
| Imperial Beach to Rossville (Maryland) | 2,300.70 mi (3,702.61 km) |
| Imperial Beach to Roswell (Georgia) | 1,886.81 mi (3,036.53 km) |
| Imperial Beach to Roswell (New Mexico) | 731.37 mi (1,177.02 km) |
| Imperial Beach to Round Lake (Illinois) | 1,717.80 mi (2,764.53 km) |
| Imperial Beach to Round Lake Beach (Illinois) | 1,719.61 mi (2,767.44 km) |
| Imperial Beach to Round Rock (Texas) | 1,152.49 mi (1,854.75 km) |
| Imperial Beach to Rowland Heights (California) | 106.69 mi (171.70 km) |
| Imperial Beach to Rowlett (Texas) | 1,193.72 mi (1,921.10 km) |
