| Sliven to Oliveira do Bairro | 1,793.21 mi (2,885.89 km) |
| Sliven to Oliveira do Hospital | 1,764.15 mi (2,839.13 km) |
| Sliven to Ourem | 1,814.31 mi (2,919.86 km) |
| Sliven to Ovar | 1,793.24 mi (2,885.94 km) |
| Sliven to Pacos de Ferreira | 1,774.23 mi (2,855.34 km) |
| Sliven to Palmela | 1,855.72 mi (2,986.49 km) |
| Sliven to Paredes | 1,772.07 mi (2,851.86 km) |
| Sliven to Paredes de Coura | 1,771.38 mi (2,850.76 km) |
| Sliven to Penacova | 1,787.14 mi (2,876.12 km) |
| Sliven to Penafiel | 1,769.48 mi (2,847.71 km) |
| Sliven to Peniche | 1,861.33 mi (2,995.52 km) |
| Sliven to Peso da Regua | 1,744.70 mi (2,807.83 km) |
| Sliven to Pinhal Novo | 1,854.90 mi (2,985.18 km) |
| Sliven to Pinhel | 1,715.91 mi (2,761.48 km) |
| Sliven to Pombal | 1,811.79 mi (2,915.79 km) |
