| Backi Petrovac to Oliveira de Frades | 1,431.20 mi (2,303.29 km) |
| Backi Petrovac to Oliveira do Bairro | 1,451.83 mi (2,336.49 km) |
| Backi Petrovac to Oliveira do Hospital | 1,425.19 mi (2,293.62 km) |
| Backi Petrovac to Ourem | 1,479.12 mi (2,380.42 km) |
| Backi Petrovac to Ovar | 1,449.14 mi (2,332.16 km) |
| Backi Petrovac to Pacos de Ferreira | 1,427.76 mi (2,297.76 km) |
| Backi Petrovac to Palmela | 1,527.89 mi (2,458.91 km) |
| Backi Petrovac to Paredes | 1,426.17 mi (2,295.20 km) |
| Backi Petrovac to Paredes de Coura | 1,420.34 mi (2,285.81 km) |
| Backi Petrovac to Penacova | 1,447.97 mi (2,330.28 km) |
| Backi Petrovac to Penafiel | 1,423.63 mi (2,291.11 km) |
| Backi Petrovac to Peniche | 1,526.54 mi (2,456.72 km) |
| Backi Petrovac to Peso da Regua | 1,400.01 mi (2,253.10 km) |
| Backi Petrovac to Pinhal Novo | 1,526.55 mi (2,456.74 km) |
| Backi Petrovac to Pinhel | 1,375.35 mi (2,213.41 km) |
