| Iseo to Castelo Branco | 975.25 mi (1,569.51 km) |
| Iseo to Castro Daire | 960.11 mi (1,545.14 km) |
| Iseo to Celorico de Basto | 949.08 mi (1,527.40 km) |
| Iseo to Chamusca | 1,036.73 mi (1,668.46 km) |
| Iseo to Chaves | 914.15 mi (1,471.17 km) |
| Iseo to Cinfaes | 963.55 mi (1,550.68 km) |
| Iseo to Coimbra | 1,004.94 mi (1,617.30 km) |
| Iseo to Condeixa-a-Nova | 1,011.32 mi (1,627.56 km) |
| Iseo to Corroios | 1,093.95 mi (1,760.53 km) |
| Iseo to Coruche | 1,052.91 mi (1,694.49 km) |
| Iseo to Costa de Caparica | 1,096.70 mi (1,764.96 km) |
| Iseo to Covilha | 959.44 mi (1,544.06 km) |
| Iseo to Eiras | 1,003.69 mi (1,615.29 km) |
| Iseo to Elvas | 994.12 mi (1,599.88 km) |
| Iseo to Entroncamento | 1,031.97 mi (1,660.79 km) |
