| Webster Groves to Central Point (Oregon) | 1,720.15 mi (2,768.31 km) |
| Webster Groves to Centralia (Illinois) | 66.67 mi (107.30 km) |
| Webster Groves to Centralia (Washington) | 1,735.48 mi (2,792.99 km) |
| Webster Groves to Centreville (Virginia) | 695.95 mi (1,120.02 km) |
| Webster Groves to Ceres (California) | 1,658.10 mi (2,668.46 km) |
| Webster Groves to Cerritos (California) | 1,572.38 mi (2,530.49 km) |
| Webster Groves to Chalco (Nebraska) | 354.97 mi (571.27 km) |
| Webster Groves to Chalmette (Louisiana) | 597.57 mi (961.70 km) |
| Webster Groves to Chambersburg (Pennsylvania) | 685.09 mi (1,102.55 km) |
| Webster Groves to Chamblee (Georgia) | 468.17 mi (753.44 km) |
| Webster Groves to Champaign (Illinois) | 153.28 mi (246.69 km) |
| Webster Groves to Champlin (Minnesota) | 480.85 mi (773.85 km) |
| Webster Groves to Chandler (Arizona) | 1,253.82 mi (2,017.83 km) |
| Webster Groves to Chanhassen (Minnesota) | 463.49 mi (745.92 km) |
| Webster Groves to Channahon (Illinois) | 225.02 mi (362.13 km) |
