| Grande-Synthe to Casandrino | 900.02 mi (1,448.45 km) |
| Grande-Synthe to Casapulla | 893.53 mi (1,437.99 km) |
| Grande-Synthe to Casarano | 1,076.04 mi (1,731.72 km) |
| Grande-Synthe to Casatenovo | 487.87 mi (785.14 km) |
| Grande-Synthe to Casciana Terme | 646.84 mi (1,041.00 km) |
| Grande-Synthe to Cascina | 636.03 mi (1,023.59 km) |
| Grande-Synthe to Caselle Torinese | 472.39 mi (760.23 km) |
| Grande-Synthe to Caserta | 895.05 mi (1,440.44 km) |
| Grande-Synthe to Casier | 589.23 mi (948.27 km) |
| Grande-Synthe to Casorate Primo | 500.25 mi (805.07 km) |
| Grande-Synthe to Casoria | 903.41 mi (1,453.90 km) |
| Grande-Synthe to Cassano al Ionio | 1,028.17 mi (1,654.68 km) |
| Grande-Synthe to Cassano d'Adda | 502.96 mi (809.43 km) |
| Grande-Synthe to Cassano delle Murge | 982.93 mi (1,581.86 km) |
| Grande-Synthe to Cassina de' Pecchi | 499.36 mi (803.64 km) |
