| Stockton-on-Tees to Oliveira de Frades | 1,007.91 mi (1,622.08 km) |
| Stockton-on-Tees to Oliveira do Bairro | 1,025.81 mi (1,650.89 km) |
| Stockton-on-Tees to Oliveira do Hospital | 1,027.26 mi (1,653.21 km) |
| Stockton-on-Tees to Ourem | 1,084.34 mi (1,745.07 km) |
| Stockton-on-Tees to Ovar | 1,004.67 mi (1,616.86 km) |
| Stockton-on-Tees to Pacos de Ferreira | 974.68 mi (1,568.60 km) |
| Stockton-on-Tees to Palmela | 1,161.24 mi (1,868.83 km) |
| Stockton-on-Tees to Paredes | 978.08 mi (1,574.07 km) |
| Stockton-on-Tees to Paredes de Coura | 934.68 mi (1,504.22 km) |
| Stockton-on-Tees to Penacova | 1,039.00 mi (1,672.10 km) |
| Stockton-on-Tees to Penafiel | 976.95 mi (1,572.24 km) |
| Stockton-on-Tees to Peniche | 1,116.22 mi (1,796.38 km) |
| Stockton-on-Tees to Peso da Regua | 972.31 mi (1,564.79 km) |
| Stockton-on-Tees to Pinhal Novo | 1,157.16 mi (1,862.26 km) |
| Stockton-on-Tees to Pinhel | 988.55 mi (1,590.92 km) |
