| Rock Island to Casamassima | 5,161.37 mi (8,306.42 km) |
| Rock Island to Casandrino | 5,057.91 mi (8,139.93 km) |
| Rock Island to Casapulla | 5,053.20 mi (8,132.34 km) |
| Rock Island to Casarano | 5,253.37 mi (8,454.48 km) |
| Rock Island to Casatenovo | 4,658.11 mi (7,496.51 km) |
| Rock Island to Casciana Terme | 4,800.57 mi (7,725.77 km) |
| Rock Island to Cascina | 4,791.21 mi (7,710.71 km) |
| Rock Island to Caselle Torinese | 4,614.70 mi (7,426.64 km) |
| Rock Island to Caserta | 5,055.17 mi (8,135.52 km) |
| Rock Island to Casier | 4,774.24 mi (7,683.39 km) |
| Rock Island to Casorate Primo | 4,662.52 mi (7,503.61 km) |
| Rock Island to Casoria | 5,061.39 mi (8,145.53 km) |
| Rock Island to Cassano al Ionio | 5,192.06 mi (8,355.81 km) |
| Rock Island to Cassano d'Adda | 4,672.89 mi (7,520.28 km) |
| Rock Island to Cassano delle Murge | 5,158.66 mi (8,302.06 km) |
