| Lake Norman of Catawba to Cascais | 3,843.30 mi (6,185.20 km) |
| Lake Norman of Catawba to Castelo Branco | 3,911.56 mi (6,295.05 km) |
| Lake Norman of Catawba to Castro Daire | 3,863.92 mi (6,218.38 km) |
| Lake Norman of Catawba to Celorico de Basto | 3,849.27 mi (6,194.80 km) |
| Lake Norman of Catawba to Chamusca | 3,874.16 mi (6,234.85 km) |
| Lake Norman of Catawba to Chaves | 3,866.63 mi (6,222.74 km) |
| Lake Norman of Catawba to Cinfaes | 3,849.39 mi (6,195.00 km) |
| Lake Norman of Catawba to Coimbra | 3,855.94 mi (6,205.53 km) |
| Lake Norman of Catawba to Condeixa-a-Nova | 3,854.70 mi (6,203.53 km) |
| Lake Norman of Catawba to Corroios | 3,858.81 mi (6,210.15 km) |
| Lake Norman of Catawba to Coruche | 3,881.69 mi (6,246.97 km) |
| Lake Norman of Catawba to Costa de Caparica | 3,853.79 mi (6,202.08 km) |
| Lake Norman of Catawba to Covilha | 3,900.09 mi (6,276.58 km) |
| Lake Norman of Catawba to Eiras | 3,855.45 mi (6,204.75 km) |
| Lake Norman of Catawba to Elvas | 3,952.88 mi (6,361.55 km) |
