| Alton to Rancho Cordova (California) | 5,265.69 mi (8,474.32 km) |
| Alton to Rancho Cucamonga (California) | 5,403.21 mi (8,695.63 km) |
| Alton to Rancho Mirage (California) | 5,385.98 mi (8,667.89 km) |
| Alton to Rancho Palos Verdes (California) | 5,450.22 mi (8,771.27 km) |
| Alton to Rancho San Diego (California) | 5,458.89 mi (8,785.24 km) |
| Alton to Rancho Santa Margarita (California) | 5,432.19 mi (8,742.26 km) |
| Alton to Randallstown (Maryland) | 3,607.33 mi (5,805.44 km) |
| Alton to Rantoul (Illinois) | 4,019.64 mi (6,468.98 km) |
| Alton to Rapid City (South Dakota) | 4,387.79 mi (7,061.46 km) |
| Alton to Ravenna (Ohio) | 3,708.24 mi (5,967.83 km) |
| Alton to Raymondville (Texas) | 5,091.97 mi (8,194.73 km) |
| Alton to Raymore (Missouri) | 4,333.54 mi (6,974.16 km) |
| Alton to Raytown (Missouri) | 4,324.37 mi (6,959.41 km) |
| Alton to Reading (Ohio) | 3,923.14 mi (6,313.69 km) |
| Alton to Reading (Pennsylvania) | 3,529.05 mi (5,679.46 km) |
