| Webster Groves to Cervignano del Friuli | 4,935.61 mi (7,943.10 km) |
| Webster Groves to Cesa | 5,176.12 mi (8,330.16 km) |
| Webster Groves to Cesano Maderno | 4,779.03 mi (7,691.11 km) |
| Webster Groves to Cesena | 4,962.36 mi (7,986.15 km) |
| Webster Groves to Cesenatico | 4,965.81 mi (7,991.70 km) |
| Webster Groves to Cetraro | 5,310.27 mi (8,546.05 km) |
| Webster Groves to Cherasco | 4,765.60 mi (7,669.49 km) |
| Webster Groves to Chiampo | 4,866.85 mi (7,832.44 km) |
| Webster Groves to Chiaravalle | 5,028.09 mi (8,091.93 km) |
| Webster Groves to Chiari | 4,812.74 mi (7,745.36 km) |
| Webster Groves to Chiavari | 4,838.23 mi (7,786.38 km) |
| Webster Groves to Chieri | 4,749.76 mi (7,644.00 km) |
| Webster Groves to Chieti | 5,114.25 mi (8,230.59 km) |
| Webster Groves to Chioggia | 4,919.36 mi (7,916.95 km) |
| Webster Groves to Chiusi | 4,996.83 mi (8,041.63 km) |
