| Gelsenkirchen to Castelo Branco | 1,068.60 mi (1,719.75 km) |
| Gelsenkirchen to Castro Daire | 1,023.19 mi (1,646.67 km) |
| Gelsenkirchen to Celorico de Basto | 999.76 mi (1,608.96 km) |
| Gelsenkirchen to Chamusca | 1,125.59 mi (1,811.47 km) |
| Gelsenkirchen to Chaves | 963.24 mi (1,550.19 km) |
| Gelsenkirchen to Cinfaes | 1,019.18 mi (1,640.21 km) |
| Gelsenkirchen to Coimbra | 1,076.61 mi (1,732.64 km) |
| Gelsenkirchen to Condeixa-a-Nova | 1,084.05 mi (1,744.60 km) |
| Gelsenkirchen to Corroios | 1,187.76 mi (1,911.51 km) |
| Gelsenkirchen to Coruche | 1,148.89 mi (1,848.95 km) |
| Gelsenkirchen to Costa de Caparica | 1,188.79 mi (1,913.18 km) |
| Gelsenkirchen to Covilha | 1,042.70 mi (1,678.06 km) |
| Gelsenkirchen to Eiras | 1,074.76 mi (1,729.66 km) |
| Gelsenkirchen to Elvas | 1,111.85 mi (1,789.35 km) |
| Gelsenkirchen to Entroncamento | 1,118.72 mi (1,800.40 km) |
