| Tortona to Castelo Branco | 904.18 mi (1,455.14 km) |
| Tortona to Castro Daire | 892.02 mi (1,435.57 km) |
| Tortona to Celorico de Basto | 882.39 mi (1,420.07 km) |
| Tortona to Chamusca | 965.59 mi (1,553.97 km) |
| Tortona to Chaves | 848.03 mi (1,364.78 km) |
| Tortona to Cinfaes | 896.18 mi (1,442.27 km) |
| Tortona to Coimbra | 935.60 mi (1,505.71 km) |
| Tortona to Condeixa-a-Nova | 941.83 mi (1,515.72 km) |
| Tortona to Corroios | 1,022.02 mi (1,644.78 km) |
| Tortona to Coruche | 981.06 mi (1,578.86 km) |
| Tortona to Costa de Caparica | 1,024.89 mi (1,649.40 km) |
| Tortona to Covilha | 889.41 mi (1,431.37 km) |
| Tortona to Eiras | 934.42 mi (1,503.81 km) |
| Tortona to Elvas | 920.93 mi (1,482.09 km) |
| Tortona to Entroncamento | 961.04 mi (1,546.65 km) |
