| Slidell to Castelletto sopra Ticino | 5,124.47 mi (8,247.04 km) |
| Slidell to Castelli Calepio | 5,181.26 mi (8,338.43 km) |
| Slidell to Castelnovo ne' Monti | 5,242.27 mi (8,436.62 km) |
| Slidell to Castelnuovo Berardenga | 5,326.90 mi (8,572.83 km) |
| Slidell to Castelnuovo di Porto | 5,412.68 mi (8,710.87 km) |
| Slidell to Castelnuovo di Verona | 5,224.71 mi (8,408.37 km) |
| Slidell to Castelnuovo Rangone | 5,261.37 mi (8,467.36 km) |
| Slidell to Castelvetrano | 5,584.19 mi (8,986.88 km) |
| Slidell to Castelvetro di Modena | 5,263.77 mi (8,471.22 km) |
| Slidell to Castenaso | 5,285.82 mi (8,506.71 km) |
| Slidell to Castenedolo | 5,203.49 mi (8,374.21 km) |
| Slidell to Castiglion Fiorentino | 5,345.10 mi (8,602.10 km) |
| Slidell to Castiglione del Lago | 5,357.81 mi (8,622.56 km) |
| Slidell to Castiglione delle Stiviere | 5,214.48 mi (8,391.89 km) |
| Slidell to Castrolibero | 5,679.86 mi (9,140.85 km) |
