| Gourock to Casamassima | 1,425.69 mi (2,294.42 km) |
| Gourock to Casandrino | 1,347.48 mi (2,168.56 km) |
| Gourock to Casapulla | 1,340.74 mi (2,157.71 km) |
| Gourock to Casarano | 1,516.44 mi (2,440.48 km) |
| Gourock to Casatenovo | 935.73 mi (1,505.91 km) |
| Gourock to Casciana Terme | 1,095.81 mi (1,763.54 km) |
| Gourock to Cascina | 1,084.94 mi (1,746.05 km) |
| Gourock to Caselle Torinese | 920.92 mi (1,482.07 km) |
| Gourock to Caserta | 1,342.17 mi (2,160.02 km) |
| Gourock to Casier | 1,027.00 mi (1,652.80 km) |
| Gourock to Casorate Primo | 949.13 mi (1,527.48 km) |
| Gourock to Casoria | 1,350.84 mi (2,173.96 km) |
| Gourock to Cassano al Ionio | 1,473.78 mi (2,371.81 km) |
| Gourock to Cassano d'Adda | 950.77 mi (1,530.11 km) |
| Gourock to Cassano delle Murge | 1,424.82 mi (2,293.03 km) |
