| Seclin to Catania | 1,079.48 mi (1,737.25 km) |
| Seclin to Catanzaro | 1,041.38 mi (1,675.94 km) |
| Seclin to Cattolica | 642.32 mi (1,033.71 km) |
| Seclin to Cava de' Tirreni | 881.61 mi (1,418.81 km) |
| Seclin to Cavallino | 1,016.52 mi (1,635.93 km) |
| Seclin to Cavarzere | 561.42 mi (903.52 km) |
| Seclin to Cave | 765.69 mi (1,232.27 km) |
| Seclin to Cavriago | 533.67 mi (858.86 km) |
| Seclin to Cavriglia | 627.29 mi (1,009.53 km) |
| Seclin to Cazzago San Martino | 470.89 mi (757.83 km) |
| Seclin to Ceccano | 791.65 mi (1,274.04 km) |
| Seclin to Cecina | 611.24 mi (983.70 km) |
| Seclin to Cefalu | 1,018.83 mi (1,639.65 km) |
| Seclin to Ceglie Messapico | 975.06 mi (1,569.20 km) |
| Seclin to Celano | 769.35 mi (1,238.14 km) |
