| West Columbia to Cascais | 3,898.78 mi (6,274.47 km) |
| West Columbia to Castelo Branco | 3,970.14 mi (6,389.33 km) |
| West Columbia to Castro Daire | 3,924.29 mi (6,315.53 km) |
| West Columbia to Celorico de Basto | 3,910.49 mi (6,293.33 km) |
| West Columbia to Chamusca | 3,931.36 mi (6,326.91 km) |
| West Columbia to Chaves | 3,928.76 mi (6,322.72 km) |
| West Columbia to Cinfaes | 3,910.03 mi (6,292.59 km) |
| West Columbia to Coimbra | 3,914.78 mi (6,300.22 km) |
| West Columbia to Condeixa-a-Nova | 3,913.32 mi (6,297.89 km) |
| West Columbia to Corroios | 3,914.26 mi (6,299.40 km) |
| West Columbia to Coruche | 3,938.13 mi (6,337.80 km) |
| West Columbia to Costa de Caparica | 3,909.26 mi (6,291.35 km) |
| West Columbia to Covilha | 3,959.53 mi (6,372.25 km) |
| West Columbia to Eiras | 3,914.35 mi (6,299.54 km) |
| West Columbia to Elvas | 4,009.90 mi (6,453.32 km) |
