| Gaeta to Castelfidardo | 155.29 mi (249.92 km) |
| Gaeta to Castelfiorentino | 211.42 mi (340.25 km) |
| Gaeta to Castelfranco di Sopra | 195.30 mi (314.31 km) |
| Gaeta to Castelfranco di Sotto | 223.70 mi (360.01 km) |
| Gaeta to Castelfranco Emilia | 265.91 mi (427.94 km) |
| Gaeta to Castelfranco Veneto | 318.18 mi (512.06 km) |
| Gaeta to Castellabate | 97.27 mi (156.55 km) |
| Gaeta to Castellammare del Golfo | 223.43 mi (359.58 km) |
| Gaeta to Castellammare di Stabia | 59.78 mi (96.20 km) |
| Gaeta to Castellamonte | 411.48 mi (662.22 km) |
| Gaeta to Castellana Grotte | 188.98 mi (304.13 km) |
| Gaeta to Castellaneta | 180.30 mi (290.17 km) |
| Gaeta to Castellanza | 383.62 mi (617.37 km) |
| Gaeta to Castellarano | 270.93 mi (436.03 km) |
| Gaeta to Castelleone | 340.65 mi (548.23 km) |
