| Castle Rock to Casamassima | 5,788.43 mi (9,315.58 km) |
| Castle Rock to Casandrino | 5,695.86 mi (9,166.60 km) |
| Castle Rock to Casapulla | 5,690.29 mi (9,157.64 km) |
| Castle Rock to Casarano | 5,880.19 mi (9,463.25 km) |
| Castle Rock to Casatenovo | 5,287.38 mi (8,509.22 km) |
| Castle Rock to Casciana Terme | 5,437.89 mi (8,751.43 km) |
| Castle Rock to Cascina | 5,427.89 mi (8,735.35 km) |
| Castle Rock to Caselle Torinese | 5,252.97 mi (8,453.83 km) |
| Castle Rock to Caserta | 5,692.07 mi (9,160.50 km) |
| Castle Rock to Casier | 5,392.76 mi (8,678.81 km) |
| Castle Rock to Casorate Primo | 5,295.15 mi (8,521.72 km) |
| Castle Rock to Casoria | 5,699.32 mi (9,172.17 km) |
| Castle Rock to Cassano al Ionio | 5,827.85 mi (9,379.02 km) |
| Castle Rock to Cassano d'Adda | 5,302.42 mi (8,533.42 km) |
| Castle Rock to Cassano delle Murge | 5,786.70 mi (9,312.80 km) |
