| Most to Castelfiorentino | 493.15 mi (793.65 km) |
| Most to Castelfranco di Sopra | 485.24 mi (780.91 km) |
| Most to Castelfranco di Sotto | 489.16 mi (787.23 km) |
| Most to Castelfranco Emilia | 425.44 mi (684.68 km) |
| Most to Castelfranco Veneto | 343.26 mi (552.43 km) |
| Most to Castellabate | 709.27 mi (1,141.46 km) |
| Most to Castellammare del Golfo | 862.86 mi (1,388.63 km) |
| Most to Castellammare di Stabia | 678.91 mi (1,092.60 km) |
| Most to Castellamonte | 447.35 mi (719.94 km) |
| Most to Castellana Grotte | 685.94 mi (1,103.91 km) |
| Most to Castellaneta | 700.14 mi (1,126.77 km) |
| Most to Castellanza | 402.09 mi (647.11 km) |
| Most to Castellarano | 431.14 mi (693.85 km) |
| Most to Castelleone | 401.96 mi (646.89 km) |
| Most to Castelletto sopra Ticino | 403.09 mi (648.71 km) |
