| Ashburn to Oliveira de Frades | 3,576.03 mi (5,755.07 km) |
| Ashburn to Oliveira do Bairro | 3,565.91 mi (5,738.78 km) |
| Ashburn to Oliveira do Hospital | 3,601.05 mi (5,795.34 km) |
| Ashburn to Ourem | 3,585.68 mi (5,770.60 km) |
| Ashburn to Ovar | 3,550.32 mi (5,713.69 km) |
| Ashburn to Pacos de Ferreira | 3,551.29 mi (5,715.24 km) |
| Ashburn to Palmela | 3,598.80 mi (5,791.71 km) |
| Ashburn to Paredes | 3,556.22 mi (5,723.18 km) |
| Ashburn to Paredes de Coura | 3,527.11 mi (5,676.34 km) |
| Ashburn to Penacova | 3,582.94 mi (5,766.19 km) |
| Ashburn to Penafiel | 3,558.44 mi (5,726.76 km) |
| Ashburn to Peniche | 3,554.44 mi (5,720.32 km) |
| Ashburn to Peso da Regua | 3,583.97 mi (5,767.83 km) |
| Ashburn to Pinhal Novo | 3,596.33 mi (5,787.74 km) |
| Ashburn to Pinhel | 3,628.26 mi (5,839.12 km) |
