| Highland to Cascais | 5,607.65 mi (9,024.65 km) |
| Highland to Castelo Branco | 5,641.98 mi (9,079.89 km) |
| Highland to Castro Daire | 5,578.07 mi (8,977.03 km) |
| Highland to Celorico de Basto | 5,554.96 mi (8,939.84 km) |
| Highland to Chamusca | 5,620.32 mi (9,045.03 km) |
| Highland to Chaves | 5,561.52 mi (8,950.40 km) |
| Highland to Cinfaes | 5,561.38 mi (8,950.17 km) |
| Highland to Coimbra | 5,586.41 mi (8,990.46 km) |
| Highland to Condeixa-a-Nova | 5,587.40 mi (8,992.06 km) |
| Highland to Corroios | 5,622.65 mi (9,048.78 km) |
| Highland to Coruche | 5,635.00 mi (9,068.66 km) |
| Highland to Costa de Caparica | 5,617.75 mi (9,040.90 km) |
| Highland to Covilha | 5,622.14 mi (9,047.96 km) |
| Highland to Eiras | 5,585.33 mi (8,988.72 km) |
| Highland to Elvas | 5,697.23 mi (9,168.81 km) |
