| Olgiate Olona to Castelo Branco | 921.27 mi (1,482.64 km) |
| Olgiate Olona to Castro Daire | 904.92 mi (1,456.33 km) |
| Olgiate Olona to Celorico de Basto | 893.50 mi (1,437.96 km) |
| Olgiate Olona to Chamusca | 982.76 mi (1,581.60 km) |
| Olgiate Olona to Chaves | 858.44 mi (1,381.52 km) |
| Olgiate Olona to Cinfaes | 908.14 mi (1,461.52 km) |
| Olgiate Olona to Coimbra | 950.18 mi (1,529.17 km) |
| Olgiate Olona to Condeixa-a-Nova | 956.62 mi (1,539.52 km) |
| Olgiate Olona to Corroios | 1,040.38 mi (1,674.33 km) |
| Olgiate Olona to Coruche | 999.32 mi (1,608.24 km) |
| Olgiate Olona to Costa de Caparica | 1,043.06 mi (1,678.64 km) |
| Olgiate Olona to Covilha | 904.97 mi (1,456.41 km) |
| Olgiate Olona to Eiras | 948.91 mi (1,527.12 km) |
| Olgiate Olona to Elvas | 941.43 mi (1,515.08 km) |
| Olgiate Olona to Entroncamento | 977.89 mi (1,573.76 km) |
