| Box Elder to Oliveira de Frades | 4,556.47 mi (7,332.94 km) |
| Box Elder to Oliveira do Bairro | 4,552.04 mi (7,325.80 km) |
| Box Elder to Oliveira do Hospital | 4,585.06 mi (7,378.93 km) |
| Box Elder to Ourem | 4,586.55 mi (7,381.34 km) |
| Box Elder to Ovar | 4,531.58 mi (7,292.87 km) |
| Box Elder to Pacos de Ferreira | 4,524.06 mi (7,280.77 km) |
| Box Elder to Palmela | 4,619.46 mi (7,434.30 km) |
| Box Elder to Paredes | 4,529.63 mi (7,289.74 km) |
| Box Elder to Paredes de Coura | 4,489.98 mi (7,225.93 km) |
| Box Elder to Penacova | 4,571.54 mi (7,357.19 km) |
| Box Elder to Penafiel | 4,531.39 mi (7,292.57 km) |
| Box Elder to Peniche | 4,566.09 mi (7,348.40 km) |
| Box Elder to Peso da Regua | 4,553.84 mi (7,328.69 km) |
| Box Elder to Pinhal Novo | 4,616.08 mi (7,428.87 km) |
| Box Elder to Pinhel | 4,599.23 mi (7,401.75 km) |
