| Castellabate to Bombarral | 1,278.18 mi (2,057.04 km) |
| Castellabate to Bougado | 1,228.00 mi (1,976.28 km) |
| Castellabate to Braga | 1,219.79 mi (1,963.06 km) |
| Castellabate to Braganca | 1,133.31 mi (1,823.88 km) |
| Castellabate to Cabeceiras de Basto | 1,199.04 mi (1,929.67 km) |
| Castellabate to Cacem | 1,293.13 mi (2,081.09 km) |
| Castellabate to Cadaval | 1,275.73 mi (2,053.10 km) |
| Castellabate to Caldas da Rainha | 1,275.38 mi (2,052.53 km) |
| Castellabate to Calheta | 1,847.23 mi (2,972.83 km) |
| Castellabate to Camara de Lobos | 1,838.31 mi (2,958.47 km) |
| Castellabate to Canico | 1,833.25 mi (2,950.32 km) |
| Castellabate to Cantanhede | 1,236.90 mi (1,990.60 km) |
| Castellabate to Carregal do Sal | 1,205.13 mi (1,939.47 km) |
| Castellabate to Cartaxo | 1,260.19 mi (2,028.08 km) |
| Castellabate to Cascais | 1,299.89 mi (2,091.98 km) |
