| Saint-Omer to Casandrino | 888.19 mi (1,429.41 km) |
| Saint-Omer to Casapulla | 881.81 mi (1,419.13 km) |
| Saint-Omer to Casarano | 1,066.10 mi (1,715.71 km) |
| Saint-Omer to Casatenovo | 476.12 mi (766.24 km) |
| Saint-Omer to Casciana Terme | 634.14 mi (1,020.54 km) |
| Saint-Omer to Cascina | 623.39 mi (1,003.25 km) |
| Saint-Omer to Caselle Torinese | 458.24 mi (737.46 km) |
| Saint-Omer to Caserta | 883.36 mi (1,421.63 km) |
| Saint-Omer to Casier | 580.41 mi (934.07 km) |
| Saint-Omer to Casorate Primo | 487.72 mi (784.91 km) |
| Saint-Omer to Casoria | 891.59 mi (1,434.88 km) |
| Saint-Omer to Cassano al Ionio | 1,016.96 mi (1,636.63 km) |
| Saint-Omer to Cassano d'Adda | 491.22 mi (790.55 km) |
| Saint-Omer to Cassano delle Murge | 972.71 mi (1,565.43 km) |
| Saint-Omer to Cassina de' Pecchi | 487.45 mi (784.47 km) |
