| Marlborough to Oliveira de Frades | 3,200.73 mi (5,151.08 km) |
| Marlborough to Oliveira do Bairro | 3,191.19 mi (5,135.73 km) |
| Marlborough to Oliveira do Hospital | 3,226.24 mi (5,192.13 km) |
| Marlborough to Ourem | 3,212.77 mi (5,170.46 km) |
| Marlborough to Ovar | 3,175.01 mi (5,109.68 km) |
| Marlborough to Pacos de Ferreira | 3,175.08 mi (5,109.80 km) |
| Marlborough to Palmela | 3,228.51 mi (5,195.78 km) |
| Marlborough to Paredes | 3,180.10 mi (5,117.88 km) |
| Marlborough to Paredes de Coura | 3,149.83 mi (5,069.17 km) |
| Marlborough to Penacova | 3,208.57 mi (5,163.70 km) |
| Marlborough to Penafiel | 3,182.28 mi (5,121.39 km) |
| Marlborough to Peniche | 3,182.76 mi (5,122.15 km) |
| Marlborough to Peso da Regua | 3,207.59 mi (5,162.11 km) |
| Marlborough to Pinhal Novo | 3,225.91 mi (5,191.59 km) |
| Marlborough to Pinhel | 3,252.15 mi (5,233.84 km) |
