| Gagny to Castelli Calepio | 411.73 mi (662.62 km) |
| Gagny to Castelnovo ne' Monti | 482.99 mi (777.30 km) |
| Gagny to Castelnuovo Berardenga | 574.56 mi (924.67 km) |
| Gagny to Castelnuovo di Porto | 670.08 mi (1,078.39 km) |
| Gagny to Castelnuovo di Verona | 453.99 mi (730.63 km) |
| Gagny to Castelnuovo Rangone | 497.49 mi (800.63 km) |
| Gagny to Castelvetrano | 928.28 mi (1,493.91 km) |
| Gagny to Castelvetro di Modena | 500.34 mi (805.23 km) |
| Gagny to Castenaso | 519.73 mi (836.42 km) |
| Gagny to Castenedolo | 433.89 mi (698.28 km) |
| Gagny to Castiglion Fiorentino | 589.64 mi (948.94 km) |
| Gagny to Castiglione del Lago | 604.17 mi (972.31 km) |
| Gagny to Castiglione delle Stiviere | 444.73 mi (715.73 km) |
| Gagny to Castrolibero | 944.24 mi (1,519.61 km) |
| Gagny to Castrovillari | 918.49 mi (1,478.17 km) |
