| Groveton to Oliveira de Frades | 3,565.86 mi (5,738.70 km) |
| Groveton to Oliveira do Bairro | 3,555.58 mi (5,722.16 km) |
| Groveton to Oliveira do Hospital | 3,590.75 mi (5,778.75 km) |
| Groveton to Ourem | 3,574.90 mi (5,753.24 km) |
| Groveton to Ovar | 3,540.16 mi (5,697.33 km) |
| Groveton to Pacos de Ferreira | 3,541.37 mi (5,699.29 km) |
| Groveton to Palmela | 3,587.41 mi (5,773.38 km) |
| Groveton to Paredes | 3,546.28 mi (5,707.18 km) |
| Groveton to Paredes de Coura | 3,517.51 mi (5,660.89 km) |
| Groveton to Penacova | 3,572.52 mi (5,749.42 km) |
| Groveton to Penafiel | 3,548.51 mi (5,710.78 km) |
| Groveton to Peniche | 3,543.37 mi (5,702.50 km) |
| Groveton to Peso da Regua | 3,574.09 mi (5,751.95 km) |
| Groveton to Pinhal Novo | 3,584.97 mi (5,769.46 km) |
| Groveton to Pinhel | 3,618.30 mi (5,823.10 km) |
