| Iselin to Cascais | 3,374.79 mi (5,431.19 km) |
| Iselin to Castelo Branco | 3,437.29 mi (5,531.79 km) |
| Iselin to Castro Daire | 3,386.74 mi (5,450.43 km) |
| Iselin to Celorico de Basto | 3,370.71 mi (5,424.64 km) |
| Iselin to Chamusca | 3,402.40 mi (5,475.64 km) |
| Iselin to Chaves | 3,386.61 mi (5,450.22 km) |
| Iselin to Cinfaes | 3,371.79 mi (5,426.37 km) |
| Iselin to Coimbra | 3,381.34 mi (5,441.74 km) |
| Iselin to Condeixa-a-Nova | 3,380.47 mi (5,440.33 km) |
| Iselin to Corroios | 3,390.29 mi (5,456.14 km) |
| Iselin to Coruche | 3,411.29 mi (5,489.95 km) |
| Iselin to Costa de Caparica | 3,385.27 mi (5,448.06 km) |
| Iselin to Covilha | 3,424.37 mi (5,511.00 km) |
| Iselin to Eiras | 3,380.75 mi (5,440.79 km) |
| Iselin to Elvas | 3,481.29 mi (5,602.59 km) |
