| Webster Groves to Carmignano | 4,926.34 mi (7,928.18 km) |
| Webster Groves to Carovigno | 5,326.57 mi (8,572.29 km) |
| Webster Groves to Carpenedolo | 4,840.65 mi (7,790.28 km) |
| Webster Groves to Carpi | 4,881.90 mi (7,856.66 km) |
| Webster Groves to Carrara | 4,878.73 mi (7,851.56 km) |
| Webster Groves to Carugate | 4,789.67 mi (7,708.23 km) |
| Webster Groves to Casal di Principe | 5,169.89 mi (8,320.13 km) |
| Webster Groves to Casale Monferrato | 4,770.82 mi (7,677.89 km) |
| Webster Groves to Casale sul Sile | 4,905.93 mi (7,895.34 km) |
| Webster Groves to Casalecchio di Reno | 4,909.98 mi (7,901.85 km) |
| Webster Groves to Casalgrande | 4,883.97 mi (7,859.98 km) |
| Webster Groves to Casalmaggiore | 4,855.10 mi (7,813.53 km) |
| Webster Groves to Casalnuovo di Napoli | 5,183.04 mi (8,341.30 km) |
| Webster Groves to Casalpusterlengo | 4,816.95 mi (7,752.13 km) |
| Webster Groves to Casaluce | 5,173.33 mi (8,325.67 km) |
