| Gateway to Cascais | 4,183.74 mi (6,733.08 km) |
| Gateway to Castelo Branco | 4,267.82 mi (6,868.39 km) |
| Gateway to Castro Daire | 4,230.03 mi (6,807.58 km) |
| Gateway to Celorico de Basto | 4,220.05 mi (6,791.51 km) |
| Gateway to Chamusca | 4,223.44 mi (6,796.98 km) |
| Gateway to Chaves | 4,242.03 mi (6,826.88 km) |
| Gateway to Cinfaes | 4,217.08 mi (6,786.73 km) |
| Gateway to Coimbra | 4,214.06 mi (6,781.88 km) |
| Gateway to Condeixa-a-Nova | 4,211.72 mi (6,778.10 km) |
| Gateway to Corroios | 4,199.00 mi (6,757.64 km) |
| Gateway to Coruche | 4,226.87 mi (6,802.49 km) |
| Gateway to Costa de Caparica | 4,194.09 mi (6,749.74 km) |
| Gateway to Covilha | 4,261.00 mi (6,857.42 km) |
| Gateway to Eiras | 4,213.90 mi (6,781.62 km) |
| Gateway to Elvas | 4,300.47 mi (6,920.93 km) |
