| Porterville to Cascais | 5,597.20 mi (9,007.83 km) |
| Porterville to Castelo Branco | 5,626.10 mi (9,054.33 km) |
| Porterville to Castro Daire | 5,560.28 mi (8,948.41 km) |
| Porterville to Celorico de Basto | 5,536.13 mi (8,909.54 km) |
| Porterville to Chamusca | 5,606.97 mi (9,023.54 km) |
| Porterville to Chaves | 5,541.10 mi (8,917.54 km) |
| Porterville to Cinfaes | 5,543.41 mi (8,921.25 km) |
| Porterville to Coimbra | 5,570.96 mi (8,965.59 km) |
| Porterville to Condeixa-a-Nova | 5,572.27 mi (8,967.71 km) |
| Porterville to Corroios | 5,612.01 mi (9,031.66 km) |
| Porterville to Coruche | 5,622.64 mi (9,048.77 km) |
| Porterville to Costa de Caparica | 5,607.17 mi (9,023.87 km) |
| Porterville to Covilha | 5,605.17 mi (9,020.66 km) |
| Porterville to Eiras | 5,569.79 mi (8,963.71 km) |
| Porterville to Elvas | 5,683.05 mi (9,145.98 km) |
