| Olney to Oliveira de Frades | 3,553.14 mi (5,718.22 km) |
| Olney to Oliveira do Bairro | 3,543.00 mi (5,701.91 km) |
| Olney to Oliveira do Hospital | 3,578.15 mi (5,758.48 km) |
| Olney to Ourem | 3,562.75 mi (5,733.70 km) |
| Olney to Ovar | 3,527.43 mi (5,676.84 km) |
| Olney to Pacos de Ferreira | 3,528.41 mi (5,678.43 km) |
| Olney to Palmela | 3,575.85 mi (5,754.77 km) |
| Olney to Paredes | 3,533.34 mi (5,686.36 km) |
| Olney to Paredes de Coura | 3,504.26 mi (5,639.57 km) |
| Olney to Penacova | 3,560.03 mi (5,729.32 km) |
| Olney to Penafiel | 3,535.57 mi (5,689.94 km) |
| Olney to Peniche | 3,531.50 mi (5,683.39 km) |
| Olney to Peso da Regua | 3,561.09 mi (5,731.02 km) |
| Olney to Pinhal Novo | 3,573.38 mi (5,750.80 km) |
| Olney to Pinhel | 3,605.38 mi (5,802.30 km) |
