| Highland Park to Cascais | 3,978.06 mi (6,402.07 km) |
| Highland Park to Castelo Branco | 4,026.72 mi (6,480.39 km) |
| Highland Park to Castro Daire | 3,969.13 mi (6,387.69 km) |
| Highland Park to Celorico de Basto | 3,949.46 mi (6,356.05 km) |
| Highland Park to Chamusca | 3,998.22 mi (6,434.51 km) |
| Highland Park to Chaves | 3,960.92 mi (6,374.49 km) |
| Highland Park to Cinfaes | 3,953.19 mi (6,362.04 km) |
| Highland Park to Coimbra | 3,970.53 mi (6,389.95 km) |
| Highland Park to Condeixa-a-Nova | 3,970.58 mi (6,390.04 km) |
| Highland Park to Corroios | 3,993.40 mi (6,426.76 km) |
| Highland Park to Coruche | 4,010.12 mi (6,453.66 km) |
| Highland Park to Costa de Caparica | 3,988.41 mi (6,418.73 km) |
| Highland Park to Covilha | 4,010.26 mi (6,453.89 km) |
| Highland Park to Eiras | 3,969.69 mi (6,388.59 km) |
| Highland Park to Elvas | 4,076.68 mi (6,560.78 km) |
