| Walthamstow to Oliveira de Frades | 845.19 mi (1,360.20 km) |
| Walthamstow to Oliveira do Bairro | 864.70 mi (1,391.60 km) |
| Walthamstow to Oliveira do Hospital | 860.98 mi (1,385.62 km) |
| Walthamstow to Ourem | 920.73 mi (1,481.77 km) |
| Walthamstow to Ovar | 845.89 mi (1,361.32 km) |
| Walthamstow to Pacos de Ferreira | 815.72 mi (1,312.78 km) |
| Walthamstow to Palmela | 996.58 mi (1,603.85 km) |
| Walthamstow to Paredes | 818.33 mi (1,316.98 km) |
| Walthamstow to Paredes de Coura | 779.85 mi (1,255.05 km) |
| Walthamstow to Penacova | 875.44 mi (1,408.89 km) |
| Walthamstow to Penafiel | 816.84 mi (1,314.58 km) |
| Walthamstow to Peniche | 957.16 mi (1,540.40 km) |
| Walthamstow to Peso da Regua | 808.18 mi (1,300.63 km) |
| Walthamstow to Pinhal Novo | 992.78 mi (1,597.72 km) |
| Walthamstow to Pinhel | 817.92 mi (1,316.31 km) |
