| Cahokia to Rancho Cordova (California) | 1,670.48 mi (2,688.38 km) |
| Cahokia to Rancho Cucamonga (California) | 1,548.69 mi (2,492.37 km) |
| Cahokia to Rancho Mirage (California) | 1,495.75 mi (2,407.17 km) |
| Cahokia to Rancho Palos Verdes (California) | 1,600.29 mi (2,575.42 km) |
| Cahokia to Rancho San Diego (California) | 1,547.57 mi (2,490.58 km) |
| Cahokia to Rancho Santa Margarita (California) | 1,562.04 mi (2,513.85 km) |
| Cahokia to Randallstown (Maryland) | 720.10 mi (1,158.88 km) |
| Cahokia to Rantoul (Illinois) | 161.52 mi (259.94 km) |
| Cahokia to Rapid City (South Dakota) | 775.05 mi (1,247.32 km) |
| Cahokia to Ravenna (Ohio) | 506.48 mi (815.10 km) |
| Cahokia to Raymondville (Texas) | 944.41 mi (1,519.88 km) |
| Cahokia to Raymore (Missouri) | 231.35 mi (372.32 km) |
| Cahokia to Raytown (Missouri) | 232.67 mi (374.44 km) |
| Cahokia to Reading (Ohio) | 312.28 mi (502.56 km) |
| Cahokia to Reading (Pennsylvania) | 769.33 mi (1,238.12 km) |
