| River Ridge to Cascais | 4,501.19 mi (7,243.96 km) |
| River Ridge to Castelo Branco | 4,571.59 mi (7,357.26 km) |
| River Ridge to Castro Daire | 4,524.90 mi (7,282.12 km) |
| River Ridge to Celorico de Basto | 4,510.63 mi (7,259.15 km) |
| River Ridge to Chamusca | 4,533.31 mi (7,295.65 km) |
| River Ridge to Chaves | 4,528.34 mi (7,287.65 km) |
| River Ridge to Cinfaes | 4,510.50 mi (7,258.94 km) |
| River Ridge to Coimbra | 4,516.11 mi (7,267.98 km) |
| River Ridge to Condeixa-a-Nova | 4,514.75 mi (7,265.78 km) |
| River Ridge to Corroios | 4,516.68 mi (7,268.89 km) |
| River Ridge to Coruche | 4,540.30 mi (7,306.91 km) |
| River Ridge to Costa de Caparica | 4,511.67 mi (7,260.84 km) |
| River Ridge to Covilha | 4,560.60 mi (7,339.58 km) |
| River Ridge to Eiras | 4,515.66 mi (7,267.25 km) |
| River Ridge to Elvas | 4,611.92 mi (7,422.16 km) |
