| Castanet-Tolosan to Setubal | 641.39 mi (1,032.21 km) |
| Castanet-Tolosan to Sever do Vouga | 540.42 mi (869.73 km) |
| Castanet-Tolosan to Silves | 681.04 mi (1,096.02 km) |
| Castanet-Tolosan to Sines | 663.98 mi (1,068.57 km) |
| Castanet-Tolosan to Sintra | 652.60 mi (1,050.27 km) |
| Castanet-Tolosan to Sobrado de Paiva | 527.47 mi (848.88 km) |
| Castanet-Tolosan to Sobral de Monte Agraco | 633.71 mi (1,019.85 km) |
| Castanet-Tolosan to Soure | 573.76 mi (923.38 km) |
| Castanet-Tolosan to Tabua | 535.58 mi (861.94 km) |
| Castanet-Tolosan to Tavira | 653.28 mi (1,051.35 km) |
| Castanet-Tolosan to Tomar | 579.08 mi (931.93 km) |
| Castanet-Tolosan to Tondela | 533.29 mi (858.25 km) |
| Castanet-Tolosan to Torre de Moncorvo | 468.56 mi (754.07 km) |
| Castanet-Tolosan to Torres Novas | 589.17 mi (948.18 km) |
| Castanet-Tolosan to Torres Vedras | 636.47 mi (1,024.31 km) |
