| Highland Springs to Cascais | 3,602.53 mi (5,797.71 km) |
| Highland Springs to Castelo Branco | 3,669.68 mi (5,905.78 km) |
| Highland Springs to Castro Daire | 3,621.54 mi (5,828.31 km) |
| Highland Springs to Celorico de Basto | 3,606.68 mi (5,804.38 km) |
| Highland Springs to Chamusca | 3,632.74 mi (5,846.33 km) |
| Highland Springs to Chaves | 3,623.83 mi (5,831.99 km) |
| Highland Springs to Cinfaes | 3,606.95 mi (5,804.82 km) |
| Highland Springs to Coimbra | 3,613.99 mi (5,816.16 km) |
| Highland Springs to Condeixa-a-Nova | 3,612.82 mi (5,814.27 km) |
| Highland Springs to Corroios | 3,618.04 mi (5,822.67 km) |
| Highland Springs to Coruche | 3,640.54 mi (5,858.88 km) |
| Highland Springs to Costa de Caparica | 3,613.02 mi (5,814.60 km) |
| Highland Springs to Covilha | 3,657.95 mi (5,886.91 km) |
| Highland Springs to Eiras | 3,613.49 mi (5,815.34 km) |
| Highland Springs to Elvas | 3,711.51 mi (5,973.11 km) |
