| Front Royal to Oliveira de Frades | 3,613.57 mi (5,815.47 km) |
| Front Royal to Oliveira do Bairro | 3,603.51 mi (5,799.28 km) |
| Front Royal to Oliveira do Hospital | 3,638.64 mi (5,855.83 km) |
| Front Royal to Ourem | 3,623.46 mi (5,831.39 km) |
| Front Royal to Ovar | 3,587.85 mi (5,774.09 km) |
| Front Royal to Pacos de Ferreira | 3,588.72 mi (5,775.49 km) |
| Front Royal to Palmela | 3,636.79 mi (5,852.85 km) |
| Front Royal to Paredes | 3,593.66 mi (5,783.44 km) |
| Front Royal to Paredes de Coura | 3,564.41 mi (5,736.36 km) |
| Front Royal to Penacova | 3,620.58 mi (5,826.75 km) |
| Front Royal to Penafiel | 3,595.88 mi (5,787.01 km) |
| Front Royal to Peniche | 3,592.32 mi (5,781.27 km) |
| Front Royal to Peso da Regua | 3,621.38 mi (5,828.04 km) |
| Front Royal to Pinhal Novo | 3,634.31 mi (5,848.86 km) |
| Front Royal to Pinhel | 3,665.71 mi (5,899.38 km) |
