| Nettuno to Collegno | 357.52 mi (575.37 km) |
| Nettuno to Cologno al Serio | 320.86 mi (516.38 km) |
| Nettuno to Cologno Monzese | 327.96 mi (527.80 km) |
| Nettuno to Colorno | 265.67 mi (427.55 km) |
| Nettuno to Comacchio | 224.73 mi (361.66 km) |
| Nettuno to Comiso | 328.76 mi (529.09 km) |
| Nettuno to Como | 349.37 mi (562.26 km) |
| Nettuno to Concordia Sagittaria | 297.24 mi (478.37 km) |
| Nettuno to Concorezzo | 330.07 mi (531.19 km) |
| Nettuno to Conegliano | 305.96 mi (492.39 km) |
| Nettuno to Conselice | 214.90 mi (345.85 km) |
| Nettuno to Conselve | 263.33 mi (423.79 km) |
| Nettuno to Conversano | 233.82 mi (376.30 km) |
| Nettuno to Copertino | 293.19 mi (471.84 km) |
| Nettuno to Copparo | 240.90 mi (387.69 km) |
