| On Top of the World Designated Place to Cascais | 4,122.82 mi (6,635.03 km) |
| On Top of the World Designated Place to Castelo Branco | 4,202.14 mi (6,762.68 km) |
| On Top of the World Designated Place to Castro Daire | 4,161.14 mi (6,696.71 km) |
| On Top of the World Designated Place to Celorico de Basto | 4,149.65 mi (6,678.22 km) |
| On Top of the World Designated Place to Chamusca | 4,159.85 mi (6,694.63 km) |
| On Top of the World Designated Place to Chaves | 4,170.21 mi (6,711.30 km) |
| On Top of the World Designated Place to Cinfaes | 4,147.65 mi (6,675.00 km) |
| On Top of the World Designated Place to Coimbra | 4,147.66 mi (6,675.01 km) |
| On Top of the World Designated Place to Condeixa-a-Nova | 4,145.65 mi (6,671.79 km) |
| On Top of the World Designated Place to Corroios | 4,138.19 mi (6,659.78 km) |
| On Top of the World Designated Place to Coruche | 4,164.57 mi (6,702.23 km) |
| On Top of the World Designated Place to Costa de Caparica | 4,133.24 mi (6,651.80 km) |
| On Top of the World Designated Place to Covilha | 4,193.83 mi (6,749.32 km) |
| On Top of the World Designated Place to Eiras | 4,147.39 mi (6,674.59 km) |
| On Top of the World Designated Place to Elvas | 4,237.60 mi (6,819.76 km) |
