| Petersburg to Oliveira de Frades | 3,627.57 mi (5,838.01 km) |
| Petersburg to Oliveira do Bairro | 3,616.75 mi (5,820.60 km) |
| Petersburg to Oliveira do Hospital | 3,651.98 mi (5,877.29 km) |
| Petersburg to Ourem | 3,634.41 mi (5,849.03 km) |
| Petersburg to Ovar | 3,601.91 mi (5,796.71 km) |
| Petersburg to Pacos de Ferreira | 3,603.99 mi (5,800.05 km) |
| Petersburg to Palmela | 3,644.70 mi (5,865.57 km) |
| Petersburg to Paredes | 3,608.80 mi (5,807.81 km) |
| Petersburg to Paredes de Coura | 3,581.24 mi (5,763.45 km) |
| Petersburg to Penacova | 3,633.35 mi (5,847.32 km) |
| Petersburg to Penafiel | 3,611.07 mi (5,811.46 km) |
| Petersburg to Peniche | 3,601.86 mi (5,796.63 km) |
| Petersburg to Peso da Regua | 3,636.85 mi (5,852.94 km) |
| Petersburg to Pinhal Novo | 3,642.37 mi (5,861.83 km) |
| Petersburg to Pinhel | 3,680.74 mi (5,923.58 km) |
