| Willoughby to Oliveira de Frades | 3,686.01 mi (5,932.06 km) |
| Willoughby to Oliveira do Bairro | 3,677.45 mi (5,918.29 km) |
| Willoughby to Oliveira do Hospital | 3,712.27 mi (5,974.31 km) |
| Willoughby to Ourem | 3,701.67 mi (5,957.27 km) |
| Willoughby to Ovar | 3,660.33 mi (5,890.73 km) |
| Willoughby to Pacos de Ferreira | 3,658.86 mi (5,888.36 km) |
| Willoughby to Palmela | 3,720.71 mi (5,987.90 km) |
| Willoughby to Paredes | 3,664.01 mi (5,896.66 km) |
| Willoughby to Paredes de Coura | 3,631.63 mi (5,844.55 km) |
| Willoughby to Penacova | 3,695.34 mi (5,947.07 km) |
| Willoughby to Penafiel | 3,666.12 mi (5,900.05 km) |
| Willoughby to Peniche | 3,673.35 mi (5,911.68 km) |
| Willoughby to Peso da Regua | 3,690.97 mi (5,940.04 km) |
| Willoughby to Pinhal Novo | 3,717.95 mi (5,983.47 km) |
| Willoughby to Pinhel | 3,735.94 mi (6,012.42 km) |
