| Ciampino to Oliveira do Bairro | 1,098.42 mi (1,767.74 km) |
| Ciampino to Oliveira do Hospital | 1,067.84 mi (1,718.52 km) |
| Ciampino to Ourem | 1,115.36 mi (1,795.00 km) |
| Ciampino to Ovar | 1,100.68 mi (1,771.37 km) |
| Ciampino to Pacos de Ferreira | 1,084.07 mi (1,744.64 km) |
| Ciampino to Palmela | 1,153.48 mi (1,856.34 km) |
| Ciampino to Paredes | 1,081.37 mi (1,740.29 km) |
| Ciampino to Paredes de Coura | 1,086.30 mi (1,748.24 km) |
| Ciampino to Penacova | 1,090.79 mi (1,755.46 km) |
| Ciampino to Penafiel | 1,078.77 mi (1,736.12 km) |
| Ciampino to Peniche | 1,161.92 mi (1,869.93 km) |
| Ciampino to Peso da Regua | 1,053.16 mi (1,694.89 km) |
| Ciampino to Pinhal Novo | 1,152.83 mi (1,855.30 km) |
| Ciampino to Pinhel | 1,021.16 mi (1,643.39 km) |
| Ciampino to Pombal | 1,114.06 mi (1,792.91 km) |
