| Aosta to Castelo Branco | 853.55 mi (1,373.65 km) |
| Aosta to Castro Daire | 834.46 mi (1,342.93 km) |
| Aosta to Celorico de Basto | 822.05 mi (1,322.96 km) |
| Aosta to Chamusca | 915.00 mi (1,472.55 km) |
| Aosta to Chaves | 786.66 mi (1,266.00 km) |
| Aosta to Cinfaes | 837.13 mi (1,347.24 km) |
| Aosta to Coimbra | 880.69 mi (1,417.33 km) |
| Aosta to Condeixa-a-Nova | 887.25 mi (1,427.89 km) |
| Aosta to Corroios | 973.43 mi (1,566.59 km) |
| Aosta to Coruche | 932.35 mi (1,500.46 km) |
| Aosta to Costa de Caparica | 975.96 mi (1,570.65 km) |
| Aosta to Covilha | 836.20 mi (1,345.74 km) |
| Aosta to Eiras | 879.35 mi (1,415.18 km) |
| Aosta to Elvas | 876.39 mi (1,410.41 km) |
| Aosta to Entroncamento | 909.90 mi (1,464.34 km) |
