| Cayirova to Cascais | 2,048.67 mi (3,297.01 km) |
| Cayirova to Castelo Branco | 1,929.32 mi (3,104.95 km) |
| Cayirova to Castro Daire | 1,934.40 mi (3,113.11 km) |
| Cayirova to Celorico de Basto | 1,930.92 mi (3,107.51 km) |
| Cayirova to Chamusca | 1,988.16 mi (3,199.63 km) |
| Cayirova to Chaves | 1,899.38 mi (3,056.76 km) |
| Cayirova to Cinfaes | 1,941.68 mi (3,124.83 km) |
| Cayirova to Coimbra | 1,970.48 mi (3,171.19 km) |
| Cayirova to Condeixa-a-Nova | 1,975.67 mi (3,179.54 km) |
| Cayirova to Corroios | 2,036.61 mi (3,277.61 km) |
| Cayirova to Coruche | 1,997.72 mi (3,215.02 km) |
| Cayirova to Costa de Caparica | 2,040.40 mi (3,283.71 km) |
| Cayirova to Covilha | 1,921.67 mi (3,092.63 km) |
| Cayirova to Eiras | 1,969.71 mi (3,169.94 km) |
| Cayirova to Elvas | 1,928.22 mi (3,103.18 km) |
