| Mont-de-Marsan to Castelli Calepio | 523.83 mi (843.02 km) |
| Mont-de-Marsan to Castelnovo ne' Monti | 541.17 mi (870.93 km) |
| Mont-de-Marsan to Castelnuovo Berardenga | 601.10 mi (967.37 km) |
| Mont-de-Marsan to Castelnuovo di Porto | 667.17 mi (1,073.71 km) |
| Mont-de-Marsan to Castelnuovo di Verona | 563.37 mi (906.65 km) |
| Mont-de-Marsan to Castelnuovo Rangone | 567.51 mi (913.31 km) |
| Mont-de-Marsan to Castelvetrano | 815.50 mi (1,312.43 km) |
| Mont-de-Marsan to Castelvetro di Modena | 568.30 mi (914.60 km) |
| Mont-de-Marsan to Castenaso | 593.96 mi (955.88 km) |
| Mont-de-Marsan to Castenedolo | 541.10 mi (870.82 km) |
| Mont-de-Marsan to Castiglion Fiorentino | 621.77 mi (1,000.64 km) |
| Mont-de-Marsan to Castiglione del Lago | 630.26 mi (1,014.30 km) |
| Mont-de-Marsan to Castiglione delle Stiviere | 550.25 mi (885.54 km) |
| Mont-de-Marsan to Castrolibero | 916.85 mi (1,475.53 km) |
| Mont-de-Marsan to Castrovillari | 902.48 mi (1,452.41 km) |
