| Webster Groves to Sumner (Washington) | 1,705.82 mi (2,745.26 km) |
| Webster Groves to Sumter (South Carolina) | 640.60 mi (1,030.95 km) |
| Webster Groves to Sun City (Arizona) | 1,267.89 mi (2,040.47 km) |
| Webster Groves to Sun City Center (Florida) | 881.30 mi (1,418.32 km) |
| Webster Groves to Sun City West (Arizona) | 1,270.55 mi (2,044.74 km) |
| Webster Groves to Sun Lakes (Arizona) | 1,256.56 mi (2,022.24 km) |
| Webster Groves to Sun Prairie (Wisconsin) | 322.86 mi (519.60 km) |
| Webster Groves to Sun Valley (Nevada) | 1,572.20 mi (2,530.20 km) |
| Webster Groves to Sun Village (California) | 1,550.56 mi (2,495.39 km) |
| Webster Groves to Sunland Park (New Mexico) | 1,027.15 mi (1,653.03 km) |
| Webster Groves to Sunny Isles Beach (Florida) | 1,057.10 mi (1,701.24 km) |
| Webster Groves to Sunnyside (Washington) | 1,592.05 mi (2,562.16 km) |
| Webster Groves to Sunnyvale (California) | 1,718.18 mi (2,765.14 km) |
| Webster Groves to Sunrise (Florida) | 1,038.68 mi (1,671.59 km) |
| Webster Groves to Sunrise Manor (Nevada) | 1,361.77 mi (2,191.56 km) |
