| Wentzville to Ridgefield Park (New Jersey) | 903.41 mi (1,453.90 km) |
| Wentzville to Ridgeland (Mississippi) | 443.46 mi (713.68 km) |
| Wentzville to Ridgewood (New Jersey) | 899.17 mi (1,447.07 km) |
| Wentzville to Rifle (Colorado) | 905.55 mi (1,457.35 km) |
| Wentzville to Rincon (Georgia) | 703.61 mi (1,132.34 km) |
| Wentzville to Ringwood (New Jersey) | 891.41 mi (1,434.58 km) |
| Wentzville to Río Grande (Puerto Rico) | 2,060.07 mi (3,315.36 km) |
| Wentzville to Rio Grande City (Texas) | 974.96 mi (1,569.04 km) |
| Wentzville to Rio Linda (California) | 1,639.73 mi (2,638.88 km) |
| Wentzville to Rio Rancho (New Mexico) | 905.04 mi (1,456.53 km) |
| Wentzville to Rio Rico (Arizona) | 1,240.56 mi (1,996.48 km) |
| Wentzville to Ripon (California) | 1,635.66 mi (2,632.35 km) |
| Wentzville to River Edge (New Jersey) | 902.76 mi (1,452.85 km) |
| Wentzville to River Falls (Wisconsin) | 427.37 mi (687.78 km) |
| Wentzville to River Forest (Illinois) | 266.46 mi (428.83 km) |
