| Pittsburg to Oliveira de Frades | 5,575.71 mi (8,973.23 km) |
| Pittsburg to Oliveira do Bairro | 5,572.97 mi (8,968.83 km) |
| Pittsburg to Oliveira do Hospital | 5,604.90 mi (9,020.22 km) |
| Pittsburg to Ourem | 5,611.16 mi (9,030.29 km) |
| Pittsburg to Ovar | 5,551.41 mi (8,934.13 km) |
| Pittsburg to Pacos de Ferreira | 5,541.55 mi (8,918.26 km) |
| Pittsburg to Palmela | 5,649.04 mi (9,091.25 km) |
| Pittsburg to Paredes | 5,547.22 mi (8,927.39 km) |
| Pittsburg to Paredes de Coura | 5,505.09 mi (8,859.59 km) |
| Pittsburg to Penacova | 5,592.90 mi (9,000.91 km) |
| Pittsburg to Penafiel | 5,548.82 mi (8,929.96 km) |
| Pittsburg to Peniche | 5,593.90 mi (9,002.52 km) |
| Pittsburg to Peso da Regua | 5,570.02 mi (8,964.08 km) |
| Pittsburg to Pinhal Novo | 5,645.46 mi (9,085.49 km) |
| Pittsburg to Pinhel | 5,615.05 mi (9,036.55 km) |
