| Webster Groves to Cassina de' Pecchi | 4,792.31 mi (7,712.47 km) |
| Webster Groves to Cassino | 5,136.99 mi (8,267.18 km) |
| Webster Groves to Castagneto Carducci | 4,935.82 mi (7,943.44 km) |
| Webster Groves to Castano Primo | 4,767.05 mi (7,671.82 km) |
| Webster Groves to Castel Bolognese | 4,937.37 mi (7,945.93 km) |
| Webster Groves to Castel Gandolfo | 5,078.30 mi (8,172.73 km) |
| Webster Groves to Castel Goffredo | 4,845.03 mi (7,797.32 km) |
| Webster Groves to Castel Maggiore | 4,909.92 mi (7,901.75 km) |
| Webster Groves to Castel Mella | 4,824.11 mi (7,763.65 km) |
| Webster Groves to Castel San Giorgio | 5,203.09 mi (8,373.56 km) |
| Webster Groves to Castel San Giovanni | 4,813.31 mi (7,746.28 km) |
| Webster Groves to Castel San Pietro Terme | 4,925.33 mi (7,926.55 km) |
| Webster Groves to Castel Volturno | 5,159.60 mi (8,303.58 km) |
| Webster Groves to Castelbuono | 5,301.59 mi (8,532.09 km) |
| Webster Groves to Casteldaccia | 5,272.49 mi (8,485.26 km) |
