| Grenade to Oliveira do Bairro | 549.33 mi (884.06 km) |
| Grenade to Oliveira do Hospital | 525.08 mi (845.03 km) |
| Grenade to Ourem | 582.29 mi (937.11 km) |
| Grenade to Ovar | 544.95 mi (877.01 km) |
| Grenade to Pacos de Ferreira | 522.70 mi (841.20 km) |
| Grenade to Palmela | 639.87 mi (1,029.76 km) |
| Grenade to Paredes | 521.29 mi (838.94 km) |
| Grenade to Paredes de Coura | 515.18 mi (829.11 km) |
| Grenade to Penacova | 547.37 mi (880.91 km) |
| Grenade to Penafiel | 518.77 mi (834.88 km) |
| Grenade to Peniche | 629.40 mi (1,012.92 km) |
| Grenade to Peso da Regua | 495.74 mi (797.82 km) |
| Grenade to Pinhal Novo | 637.78 mi (1,026.40 km) |
| Grenade to Pinhel | 474.32 mi (763.34 km) |
| Grenade to Pombal | 575.42 mi (926.05 km) |
