| Opovo to Cascais | 1,586.87 mi (2,553.83 km) |
| Opovo to Castelo Branco | 1,461.52 mi (2,352.08 km) |
| Opovo to Castro Daire | 1,454.37 mi (2,340.59 km) |
| Opovo to Celorico de Basto | 1,446.06 mi (2,327.20 km) |
| Opovo to Chamusca | 1,522.46 mi (2,450.17 km) |
| Opovo to Chaves | 1,412.12 mi (2,272.59 km) |
| Opovo to Cinfaes | 1,459.27 mi (2,348.46 km) |
| Opovo to Coimbra | 1,496.14 mi (2,407.81 km) |
| Opovo to Condeixa-a-Nova | 1,502.10 mi (2,417.40 km) |
| Opovo to Corroios | 1,576.53 mi (2,537.17 km) |
| Opovo to Coruche | 1,536.00 mi (2,471.96 km) |
| Opovo to Costa de Caparica | 1,579.74 mi (2,542.35 km) |
| Opovo to Covilha | 1,448.94 mi (2,331.85 km) |
| Opovo to Eiras | 1,495.07 mi (2,406.09 km) |
| Opovo to Elvas | 1,471.90 mi (2,368.80 km) |
