| Webster Groves to Oliveira de Frades | 4,202.27 mi (6,762.90 km) |
| Webster Groves to Oliveira do Bairro | 4,193.91 mi (6,749.45 km) |
| Webster Groves to Oliveira do Hospital | 4,228.67 mi (6,805.38 km) |
| Webster Groves to Ourem | 4,218.59 mi (6,789.17 km) |
| Webster Groves to Ovar | 4,176.60 mi (6,721.59 km) |
| Webster Groves to Pacos de Ferreira | 4,174.79 mi (6,718.67 km) |
| Webster Groves to Palmela | 4,238.02 mi (6,820.44 km) |
| Webster Groves to Paredes | 4,179.97 mi (6,727.02 km) |
| Webster Groves to Paredes de Coura | 4,147.10 mi (6,674.11 km) |
| Webster Groves to Penacova | 4,211.89 mi (6,778.38 km) |
| Webster Groves to Penafiel | 4,182.06 mi (6,730.38 km) |
| Webster Groves to Peniche | 4,190.51 mi (6,743.97 km) |
| Webster Groves to Peso da Regua | 4,206.80 mi (6,770.19 km) |
| Webster Groves to Pinhal Novo | 4,235.26 mi (6,815.99 km) |
| Webster Groves to Pinhel | 4,251.85 mi (6,842.69 km) |
