| Thornbury to Oliveira de Frades | 799.23 mi (1,286.24 km) |
| Thornbury to Oliveira do Bairro | 817.53 mi (1,315.68 km) |
| Thornbury to Oliveira do Hospital | 817.92 mi (1,316.32 km) |
| Thornbury to Ourem | 875.61 mi (1,409.15 km) |
| Thornbury to Ovar | 796.89 mi (1,282.47 km) |
| Thornbury to Pacos de Ferreira | 766.79 mi (1,234.03 km) |
| Thornbury to Palmela | 952.40 mi (1,532.75 km) |
| Thornbury to Paredes | 770.01 mi (1,239.21 km) |
| Thornbury to Paredes de Coura | 727.76 mi (1,171.21 km) |
| Thornbury to Penacova | 830.20 mi (1,336.08 km) |
| Thornbury to Penafiel | 768.79 mi (1,237.24 km) |
| Thornbury to Peniche | 908.60 mi (1,462.25 km) |
| Thornbury to Peso da Regua | 763.28 mi (1,228.39 km) |
| Thornbury to Pinhal Novo | 948.37 mi (1,526.26 km) |
| Thornbury to Pinhel | 778.52 mi (1,252.90 km) |
