| Nettuno to Castelfidardo | 145.11 mi (233.53 km) |
| Nettuno to Castelfiorentino | 170.92 mi (275.07 km) |
| Nettuno to Castelfranco di Sopra | 159.35 mi (256.44 km) |
| Nettuno to Castelfranco di Sotto | 182.52 mi (293.74 km) |
| Nettuno to Castelfranco Emilia | 231.10 mi (371.92 km) |
| Nettuno to Castelfranco Veneto | 292.50 mi (470.74 km) |
| Nettuno to Castellabate | 144.91 mi (233.21 km) |
| Nettuno to Castellammare del Golfo | 237.97 mi (382.98 km) |
| Nettuno to Castellammare di Stabia | 108.47 mi (174.57 km) |
| Nettuno to Castellamonte | 367.27 mi (591.07 km) |
| Nettuno to Castellana Grotte | 237.45 mi (382.13 km) |
| Nettuno to Castellaneta | 229.62 mi (369.54 km) |
| Nettuno to Castellanza | 343.14 mi (552.23 km) |
| Nettuno to Castellarano | 234.35 mi (377.15 km) |
| Nettuno to Castelleone | 302.09 mi (486.16 km) |
