| Alton to Reidsville (North Carolina) | 3,862.91 mi (6,216.75 km) |
| Alton to Reisterstown (Maryland) | 3,604.16 mi (5,800.34 km) |
| Alton to Rendon (Texas) | 4,753.18 mi (7,649.50 km) |
| Alton to Reno (Nevada) | 5,167.53 mi (8,316.34 km) |
| Alton to Renton (Washington) | 4,784.82 mi (7,700.42 km) |
| Alton to Republic (Missouri) | 4,376.20 mi (7,042.82 km) |
| Alton to Reston (Virginia) | 3,648.41 mi (5,871.54 km) |
| Alton to Revere (Massachusetts) | 3,239.21 mi (5,213.01 km) |
| Alton to Rexburg (Idaho) | 4,682.01 mi (7,534.96 km) |
| Alton to Reynoldsburg (Ohio) | 3,824.13 mi (6,154.34 km) |
| Alton to Rialto (California) | 5,397.79 mi (8,686.91 km) |
| Alton to Richardson (Texas) | 4,712.58 mi (7,584.16 km) |
| Alton to Richfield (Minnesota) | 3,999.51 mi (6,436.59 km) |
| Alton to Richfield (Wisconsin) | 3,887.80 mi (6,256.81 km) |
| Alton to Richland (Washington) | 4,772.25 mi (7,680.19 km) |
