| Portales to Cascais | 4,983.72 mi (8,020.52 km) |
| Portales to Castelo Branco | 5,033.54 mi (8,100.70 km) |
| Portales to Castro Daire | 4,976.10 mi (8,008.26 km) |
| Portales to Celorico de Basto | 4,956.43 mi (7,976.61 km) |
| Portales to Chamusca | 5,004.64 mi (8,054.19 km) |
| Portales to Chaves | 4,967.80 mi (7,994.89 km) |
| Portales to Cinfaes | 4,960.17 mi (7,982.62 km) |
| Portales to Coimbra | 4,977.33 mi (8,010.24 km) |
| Portales to Condeixa-a-Nova | 4,977.35 mi (8,010.27 km) |
| Portales to Corroios | 4,999.09 mi (8,045.26 km) |
| Portales to Coruche | 5,016.29 mi (8,072.93 km) |
| Portales to Costa de Caparica | 4,994.10 mi (8,037.22 km) |
| Portales to Covilha | 5,017.19 mi (8,074.38 km) |
| Portales to Eiras | 4,976.50 mi (8,008.91 km) |
| Portales to Elvas | 5,083.17 mi (8,180.58 km) |
