| Wentzville to Smithville (Missouri) | 202.74 mi (326.27 km) |
| Wentzville to Smyrna (Delaware) | 818.39 mi (1,317.06 km) |
| Wentzville to Smyrna (Georgia) | 491.66 mi (791.24 km) |
| Wentzville to Smyrna (Tennessee) | 308.89 mi (497.11 km) |
| Wentzville to Snellville (Georgia) | 512.85 mi (825.36 km) |
| Wentzville to Snoqualmie (Washington) | 1,659.33 mi (2,670.44 km) |
| Wentzville to Snyder (Texas) | 702.74 mi (1,130.95 km) |
| Wentzville to Socastee (South Carolina) | 748.87 mi (1,205.19 km) |
| Wentzville to Socorro (Texas) | 998.36 mi (1,606.71 km) |
| Wentzville to Soddy-Daisy (Tennessee) | 398.64 mi (641.56 km) |
| Wentzville to Solana Beach (California) | 1,524.75 mi (2,453.85 km) |
| Wentzville to Soledad (California) | 1,667.93 mi (2,684.27 km) |
| Wentzville to Solon (Ohio) | 528.60 mi (850.69 km) |
| Wentzville to Somers Point (New Jersey) | 871.80 mi (1,403.03 km) |
| Wentzville to Somerset (Kentucky) | 361.15 mi (581.22 km) |
