| Oupeye to Castelo Branco | 984.35 mi (1,584.16 km) |
| Oupeye to Castro Daire | 938.87 mi (1,510.96 km) |
| Oupeye to Celorico de Basto | 915.50 mi (1,473.36 km) |
| Oupeye to Chamusca | 1,041.28 mi (1,675.78 km) |
| Oupeye to Chaves | 878.97 mi (1,414.56 km) |
| Oupeye to Cinfaes | 934.90 mi (1,504.57 km) |
| Oupeye to Coimbra | 992.28 mi (1,596.91 km) |
| Oupeye to Condeixa-a-Nova | 999.71 mi (1,608.88 km) |
| Oupeye to Corroios | 1,103.45 mi (1,775.83 km) |
| Oupeye to Coruche | 1,064.60 mi (1,713.32 km) |
| Oupeye to Costa de Caparica | 1,104.47 mi (1,777.48 km) |
| Oupeye to Covilha | 958.39 mi (1,542.38 km) |
| Oupeye to Eiras | 990.43 mi (1,593.94 km) |
| Oupeye to Elvas | 1,027.91 mi (1,654.26 km) |
| Oupeye to Entroncamento | 1,034.40 mi (1,664.70 km) |
