| Gelsenkirchen to Oliveira do Bairro | 1,062.47 mi (1,709.88 km) |
| Gelsenkirchen to Oliveira do Hospital | 1,050.15 mi (1,690.06 km) |
| Gelsenkirchen to Ourem | 1,111.70 mi (1,789.11 km) |
| Gelsenkirchen to Ovar | 1,048.30 mi (1,687.08 km) |
| Gelsenkirchen to Pacos de Ferreira | 1,019.39 mi (1,640.54 km) |
| Gelsenkirchen to Palmela | 1,182.51 mi (1,903.06 km) |
| Gelsenkirchen to Paredes | 1,020.63 mi (1,642.54 km) |
| Gelsenkirchen to Paredes de Coura | 991.64 mi (1,595.90 km) |
| Gelsenkirchen to Penacova | 1,068.62 mi (1,719.77 km) |
| Gelsenkirchen to Penafiel | 1,018.65 mi (1,639.36 km) |
| Gelsenkirchen to Peniche | 1,154.14 mi (1,857.42 km) |
| Gelsenkirchen to Peso da Regua | 1,003.83 mi (1,615.52 km) |
| Gelsenkirchen to Pinhal Novo | 1,179.34 mi (1,897.97 km) |
| Gelsenkirchen to Pinhel | 1,001.43 mi (1,611.64 km) |
| Gelsenkirchen to Pombal | 1,099.14 mi (1,768.89 km) |
