| Imperial to River Ridge (Louisiana) | 1,504.65 mi (2,421.50 km) |
| Imperial to Riverbank (California) | 453.47 mi (729.78 km) |
| Imperial to Riverdale (Georgia) | 1,795.46 mi (2,889.51 km) |
| Imperial to Riverdale (Illinois) | 1,643.50 mi (2,644.96 km) |
| Imperial to Riverside (California) | 129.71 mi (208.75 km) |
| Imperial to Riverside (Ohio) | 1,805.27 mi (2,905.30 km) |
| Imperial to Riverton (Utah) | 566.82 mi (912.21 km) |
| Imperial to Riverton (Wyoming) | 804.91 mi (1,295.38 km) |
| Imperial to Riverview (Florida) | 2,005.67 mi (3,227.81 km) |
| Imperial to Riverview (Michigan) | 1,874.65 mi (3,016.96 km) |
| Imperial to Riviera Beach (Florida) | 2,158.45 mi (3,473.69 km) |
| Imperial to Riviera Beach (Maryland) | 2,208.32 mi (3,553.94 km) |
| Imperial to Roanoke (Virginia) | 2,025.36 mi (3,259.51 km) |
| Imperial to Roanoke Rapids (North Carolina) | 2,156.20 mi (3,470.07 km) |
| Imperial to Robbinsdale (Minnesota) | 1,454.16 mi (2,340.24 km) |
