| Oldenburg in Holstein to Castelo Branco | 1,314.86 mi (2,116.05 km) |
| Oldenburg in Holstein to Castro Daire | 1,267.21 mi (2,039.37 km) |
| Oldenburg in Holstein to Celorico de Basto | 1,242.71 mi (1,999.96 km) |
| Oldenburg in Holstein to Chamusca | 1,371.11 mi (2,206.59 km) |
| Oldenburg in Holstein to Chaves | 1,206.47 mi (1,941.62 km) |
| Oldenburg in Holstein to Cinfaes | 1,262.46 mi (2,031.73 km) |
| Oldenburg in Holstein to Coimbra | 1,320.96 mi (2,125.89 km) |
| Oldenburg in Holstein to Condeixa-a-Nova | 1,328.44 mi (2,137.91 km) |
| Oldenburg in Holstein to Corroios | 1,433.29 mi (2,306.66 km) |
| Oldenburg in Holstein to Coruche | 1,394.83 mi (2,244.76 km) |
| Oldenburg in Holstein to Costa de Caparica | 1,434.17 mi (2,308.08 km) |
| Oldenburg in Holstein to Covilha | 1,288.37 mi (2,073.42 km) |
| Oldenburg in Holstein to Eiras | 1,319.07 mi (2,122.84 km) |
| Oldenburg in Holstein to Elvas | 1,359.36 mi (2,187.68 km) |
| Oldenburg in Holstein to Entroncamento | 1,364.11 mi (2,195.32 km) |
