| Basingstoke to Oliveira de Frades | 803.68 mi (1,293.40 km) |
| Basingstoke to Oliveira do Bairro | 822.85 mi (1,324.26 km) |
| Basingstoke to Oliveira do Hospital | 820.39 mi (1,320.29 km) |
| Basingstoke to Ourem | 879.58 mi (1,415.55 km) |
| Basingstoke to Ovar | 803.47 mi (1,293.07 km) |
| Basingstoke to Pacos de Ferreira | 773.28 mi (1,244.48 km) |
| Basingstoke to Palmela | 955.82 mi (1,538.24 km) |
| Basingstoke to Paredes | 776.08 mi (1,248.98 km) |
| Basingstoke to Paredes de Coura | 736.44 mi (1,185.19 km) |
| Basingstoke to Penacova | 834.20 mi (1,342.51 km) |
| Basingstoke to Penafiel | 774.66 mi (1,246.70 km) |
| Basingstoke to Peniche | 915.02 mi (1,472.58 km) |
| Basingstoke to Peso da Regua | 766.93 mi (1,234.26 km) |
| Basingstoke to Pinhal Novo | 951.94 mi (1,531.99 km) |
| Basingstoke to Pinhel | 778.41 mi (1,252.74 km) |
