| Oppeano to Castelo Branco | 1,020.56 mi (1,642.43 km) |
| Oppeano to Castro Daire | 1,008.38 mi (1,622.83 km) |
| Oppeano to Celorico de Basto | 998.50 mi (1,606.94 km) |
| Oppeano to Chamusca | 1,081.95 mi (1,741.23 km) |
| Oppeano to Chaves | 964.00 mi (1,551.41 km) |
| Oppeano to Cinfaes | 1,012.43 mi (1,629.35 km) |
| Oppeano to Coimbra | 1,052.06 mi (1,693.13 km) |
| Oppeano to Condeixa-a-Nova | 1,058.29 mi (1,703.15 km) |
| Oppeano to Corroios | 1,138.22 mi (1,831.78 km) |
| Oppeano to Coruche | 1,097.28 mi (1,765.91 km) |
| Oppeano to Costa de Caparica | 1,141.12 mi (1,836.45 km) |
| Oppeano to Covilha | 1,005.87 mi (1,618.79 km) |
| Oppeano to Eiras | 1,050.88 mi (1,691.22 km) |
| Oppeano to Elvas | 1,036.72 mi (1,668.44 km) |
| Oppeano to Entroncamento | 1,077.43 mi (1,733.96 km) |
