| Gagny to Castelfiorentino | 543.16 mi (874.13 km) |
| Gagny to Castelfranco di Sopra | 563.22 mi (906.42 km) |
| Gagny to Castelfranco di Sotto | 530.62 mi (853.95 km) |
| Gagny to Castelfranco Emilia | 499.96 mi (804.61 km) |
| Gagny to Castelfranco Veneto | 493.06 mi (793.50 km) |
| Gagny to Castellabate | 850.60 mi (1,368.91 km) |
| Gagny to Castellammare del Golfo | 910.34 mi (1,465.05 km) |
| Gagny to Castellammare di Stabia | 812.63 mi (1,307.81 km) |
| Gagny to Castellamonte | 343.04 mi (552.07 km) |
| Gagny to Castellana Grotte | 902.24 mi (1,452.01 km) |
| Gagny to Castellaneta | 905.17 mi (1,456.74 km) |
| Gagny to Castellanza | 374.09 mi (602.04 km) |
| Gagny to Castellarano | 491.10 mi (790.35 km) |
| Gagny to Castelleone | 420.47 mi (676.68 km) |
| Gagny to Castelletto sopra Ticino | 359.76 mi (578.98 km) |
