| Fern Down to Cascais | 913.24 mi (1,469.73 km) |
| Fern Down to Castelo Branco | 806.24 mi (1,297.51 km) |
| Fern Down to Castro Daire | 743.11 mi (1,195.91 km) |
| Fern Down to Celorico de Basto | 713.29 mi (1,147.93 km) |
| Fern Down to Chamusca | 853.63 mi (1,373.78 km) |
| Fern Down to Chaves | 680.30 mi (1,094.83 km) |
| Fern Down to Cinfaes | 734.03 mi (1,181.31 km) |
| Fern Down to Coimbra | 796.87 mi (1,282.43 km) |
| Fern Down to Condeixa-a-Nova | 804.30 mi (1,294.39 km) |
| Fern Down to Corroios | 913.66 mi (1,470.39 km) |
| Fern Down to Coruche | 880.00 mi (1,416.23 km) |
| Fern Down to Costa de Caparica | 913.33 mi (1,469.86 km) |
| Fern Down to Covilha | 775.59 mi (1,248.20 km) |
| Fern Down to Eiras | 794.77 mi (1,279.06 km) |
| Fern Down to Elvas | 863.80 mi (1,390.15 km) |
