| Castanet-Tolosan to Bombarral | 624.67 mi (1,005.31 km) |
| Castanet-Tolosan to Bougado | 534.16 mi (859.65 km) |
| Castanet-Tolosan to Braga | 522.55 mi (840.96 km) |
| Castanet-Tolosan to Braganca | 435.62 mi (701.06 km) |
| Castanet-Tolosan to Cabeceiras de Basto | 503.16 mi (809.76 km) |
| Castanet-Tolosan to Cacem | 650.11 mi (1,046.25 km) |
| Castanet-Tolosan to Cadaval | 623.41 mi (1,003.28 km) |
| Castanet-Tolosan to Caldas da Rainha | 618.82 mi (995.89 km) |
| Castanet-Tolosan to Calheta | 1,254.12 mi (2,018.32 km) |
| Castanet-Tolosan to Camara de Lobos | 1,247.42 mi (2,007.53 km) |
| Castanet-Tolosan to Canico | 1,244.44 mi (2,002.73 km) |
| Castanet-Tolosan to Cantanhede | 562.60 mi (905.42 km) |
| Castanet-Tolosan to Carregal do Sal | 531.93 mi (856.06 km) |
| Castanet-Tolosan to Cartaxo | 612.14 mi (985.15 km) |
| Castanet-Tolosan to Cascais | 657.68 mi (1,058.43 km) |
