| Knowsley to Cascais | 1,065.49 mi (1,714.74 km) |
| Knowsley to Castelo Branco | 966.92 mi (1,556.10 km) |
| Knowsley to Castro Daire | 898.79 mi (1,446.46 km) |
| Knowsley to Celorico de Basto | 867.21 mi (1,395.64 km) |
| Knowsley to Chamusca | 1,009.71 mi (1,624.97 km) |
| Knowsley to Chaves | 836.74 mi (1,346.60 km) |
| Knowsley to Cinfaes | 887.89 mi (1,428.91 km) |
| Knowsley to Coimbra | 951.23 mi (1,530.86 km) |
| Knowsley to Condeixa-a-Nova | 958.47 mi (1,542.51 km) |
| Knowsley to Corroios | 1,067.60 mi (1,718.14 km) |
| Knowsley to Coruche | 1,036.68 mi (1,668.37 km) |
| Knowsley to Costa de Caparica | 1,066.73 mi (1,716.73 km) |
| Knowsley to Covilha | 935.35 mi (1,505.30 km) |
| Knowsley to Eiras | 949.09 mi (1,527.41 km) |
| Knowsley to Elvas | 1,027.91 mi (1,654.27 km) |
