| Wentzville to Rowlett (Texas) | 516.85 mi (831.78 km) |
| Wentzville to Roy (Utah) | 1,130.10 mi (1,818.73 km) |
| Wentzville to Royal Kunia (Hawaii) | 4,098.41 mi (6,595.76 km) |
| Wentzville to Royal Oak (Michigan) | 477.75 mi (768.86 km) |
| Wentzville to Royal Palm Beach (Florida) | 1,038.82 mi (1,671.82 km) |
| Wentzville to Royse City (Texas) | 505.58 mi (813.65 km) |
| Wentzville to Ruskin (Florida) | 908.51 mi (1,462.10 km) |
| Wentzville to Russellville (Alabama) | 344.81 mi (554.92 km) |
| Wentzville to Russellville (Arkansas) | 274.72 mi (442.12 km) |
| Wentzville to Ruston (Louisiana) | 445.27 mi (716.59 km) |
| Wentzville to Rutherford (New Jersey) | 898.80 mi (1,446.48 km) |
| Wentzville to Rutland (Vermont) | 984.64 mi (1,584.62 km) |
| Wentzville to Sabana Grande (Puerto Rico) | 2,027.24 mi (3,262.52 km) |
| Wentzville to Sachse (Texas) | 514.73 mi (828.37 km) |
| Wentzville to Saco (Maine) | 1,106.91 mi (1,781.39 km) |
