| Alton to Rosemont (California) | 5,270.27 mi (8,481.68 km) |
| Alton to Rosemount (Minnesota) | 3,997.67 mi (6,433.63 km) |
| Alton to Rosenberg (Texas) | 4,853.72 mi (7,811.30 km) |
| Alton to Roseville (California) | 5,256.43 mi (8,459.41 km) |
| Alton to Roseville (Michigan) | 3,715.81 mi (5,980.01 km) |
| Alton to Roseville (Minnesota) | 3,988.40 mi (6,418.71 km) |
| Alton to Rossmoor (California) | 5,439.08 mi (8,753.35 km) |
| Alton to Rossville (Maryland) | 3,594.60 mi (5,784.95 km) |
| Alton to Roswell (Georgia) | 4,164.27 mi (6,701.75 km) |
| Alton to Roswell (New Mexico) | 4,988.75 mi (8,028.61 km) |
| Alton to Round Lake (Illinois) | 3,923.41 mi (6,314.11 km) |
| Alton to Round Lake Beach (Illinois) | 3,920.83 mi (6,309.96 km) |
| Alton to Round Rock (Texas) | 4,875.90 mi (7,847.00 km) |
| Alton to Rowland Heights (California) | 5,422.51 mi (8,726.69 km) |
| Alton to Rowlett (Texas) | 4,709.19 mi (7,578.71 km) |
