| Slidell to Castrovillari | 5,661.02 mi (9,110.52 km) |
| Slidell to Catania | 5,697.53 mi (9,169.29 km) |
| Slidell to Catanzaro | 5,713.57 mi (9,195.11 km) |
| Slidell to Cattolica | 5,358.71 mi (8,624.01 km) |
| Slidell to Cava de' Tirreni | 5,561.52 mi (8,950.40 km) |
| Slidell to Cavallino | 5,730.01 mi (9,221.55 km) |
| Slidell to Cavarzere | 5,290.49 mi (8,514.23 km) |
| Slidell to Cave | 5,442.99 mi (8,759.64 km) |
| Slidell to Cavriago | 5,239.14 mi (8,431.59 km) |
| Slidell to Cavriglia | 5,320.20 mi (8,562.03 km) |
| Slidell to Cazzago San Martino | 5,188.30 mi (8,349.76 km) |
| Slidell to Ceccano | 5,469.57 mi (8,802.42 km) |
| Slidell to Cecina | 5,284.70 mi (8,504.90 km) |
| Slidell to Cefalu | 5,628.28 mi (9,057.84 km) |
| Slidell to Ceglie Messapico | 5,686.63 mi (9,151.75 km) |
