| Silverton to Oliveira de Frades | 5,266.22 mi (8,475.16 km) |
| Silverton to Oliveira do Bairro | 5,265.56 mi (8,474.10 km) |
| Silverton to Oliveira do Hospital | 5,295.91 mi (8,522.94 km) |
| Silverton to Ourem | 5,308.05 mi (8,542.48 km) |
| Silverton to Ovar | 5,242.85 mi (8,437.55 km) |
| Silverton to Pacos de Ferreira | 5,230.29 mi (8,417.33 km) |
| Silverton to Palmela | 5,352.30 mi (8,613.69 km) |
| Silverton to Paredes | 5,236.03 mi (8,426.58 km) |
| Silverton to Paredes de Coura | 5,191.40 mi (8,354.76 km) |
| Silverton to Penacova | 5,285.85 mi (8,506.75 km) |
| Silverton to Penafiel | 5,237.42 mi (8,428.82 km) |
| Silverton to Peniche | 5,295.19 mi (8,521.79 km) |
| Silverton to Peso da Regua | 5,257.00 mi (8,460.33 km) |
| Silverton to Pinhal Novo | 5,348.47 mi (8,607.53 km) |
| Silverton to Pinhel | 5,301.23 mi (8,531.50 km) |
