| Alton to Robertsville (New Jersey) | 3,461.92 mi (5,571.43 km) |
| Alton to Robinson (Texas) | 4,806.79 mi (7,735.78 km) |
| Alton to Robstown (Texas) | 5,018.52 mi (8,076.52 km) |
| Alton to Rochester (Michigan) | 3,715.07 mi (5,978.83 km) |
| Alton to Rochester (Minnesota) | 4,010.18 mi (6,453.77 km) |
| Alton to Rochester (New Hampshire) | 3,202.61 mi (5,154.10 km) |
| Alton to Rochester (New York) | 3,476.66 mi (5,595.14 km) |
| Alton to Rochester Hills (Michigan) | 3,717.48 mi (5,982.70 km) |
| Alton to Rock Hill (South Carolina) | 3,984.04 mi (6,411.69 km) |
| Alton to Rock Island (Illinois) | 4,058.33 mi (6,531.25 km) |
| Alton to Rock Springs (Wyoming) | 4,717.40 mi (7,591.92 km) |
| Alton to Rockford (Illinois) | 3,963.82 mi (6,379.15 km) |
| Alton to Rockledge (Florida) | 4,292.03 mi (6,907.35 km) |
| Alton to Rocklin (California) | 5,252.18 mi (8,452.56 km) |
| Alton to Rockport (Texas) | 4,982.39 mi (8,018.39 km) |
