| Webster Groves to Scottsbluff (Nebraska) | 736.78 mi (1,185.73 km) |
| Webster Groves to Scottsboro (Alabama) | 362.15 mi (582.82 km) |
| Webster Groves to Scottsdale (Arizona) | 1,243.83 mi (2,001.75 km) |
| Webster Groves to Scranton (Pennsylvania) | 800.46 mi (1,288.21 km) |
| Webster Groves to Seabrook (Maryland) | 727.17 mi (1,170.27 km) |
| Webster Groves to Seabrook (Texas) | 677.28 mi (1,089.97 km) |
| Webster Groves to Seaford (New York) | 907.34 mi (1,460.22 km) |
| Webster Groves to Seagoville (Texas) | 537.29 mi (864.69 km) |
| Webster Groves to Seal Beach (California) | 1,575.23 mi (2,535.08 km) |
| Webster Groves to Searcy (Arkansas) | 243.36 mi (391.64 km) |
| Webster Groves to Seaside (California) | 1,719.30 mi (2,766.95 km) |
| Webster Groves to SeaTac (Washington) | 1,711.25 mi (2,753.99 km) |
| Webster Groves to Seattle (Washington) | 1,714.42 mi (2,759.09 km) |
| Webster Groves to Sebastian (Florida) | 938.47 mi (1,510.32 km) |
| Webster Groves to Sebring (Florida) | 923.59 mi (1,486.37 km) |
