| Webster Groves to Busto Arsizio | 4,768.04 mi (7,673.42 km) |
| Webster Groves to Busto Garolfo | 4,771.93 mi (7,679.68 km) |
| Webster Groves to Cabras | 4,980.01 mi (8,014.55 km) |
| Webster Groves to Cadelbosco di Sopra | 4,871.27 mi (7,839.55 km) |
| Webster Groves to Cadoneghe | 4,896.41 mi (7,880.02 km) |
| Webster Groves to Cagli | 5,002.92 mi (8,051.41 km) |
| Webster Groves to Cagliari | 5,033.54 mi (8,100.71 km) |
| Webster Groves to Cairo Montenotte | 4,791.61 mi (7,711.34 km) |
| Webster Groves to Caivano | 5,179.57 mi (8,335.71 km) |
| Webster Groves to Calcinaia | 4,915.58 mi (7,910.86 km) |
| Webster Groves to Calcinato | 4,836.26 mi (7,783.20 km) |
| Webster Groves to Calderara di Reno | 4,905.93 mi (7,895.34 km) |
| Webster Groves to Caldogno | 4,873.13 mi (7,842.54 km) |
| Webster Groves to Calenzano | 4,930.36 mi (7,934.64 km) |
| Webster Groves to Calolziocorte | 4,783.85 mi (7,698.86 km) |
