| Ollerton to Oliveira de Frades | 925.18 mi (1,488.93 km) |
| Ollerton to Oliveira do Bairro | 943.66 mi (1,518.68 km) |
| Ollerton to Oliveira do Hospital | 943.40 mi (1,518.25 km) |
| Ollerton to Ourem | 1,001.49 mi (1,611.74 km) |
| Ollerton to Ovar | 923.24 mi (1,485.82 km) |
| Ollerton to Pacos de Ferreira | 893.11 mi (1,437.33 km) |
| Ollerton to Palmela | 1,078.19 mi (1,735.18 km) |
| Ollerton to Paredes | 896.26 mi (1,442.39 km) |
| Ollerton to Paredes de Coura | 854.37 mi (1,374.98 km) |
| Ollerton to Penacova | 956.06 mi (1,538.63 km) |
| Ollerton to Penafiel | 895.00 mi (1,440.36 km) |
| Ollerton to Peniche | 1,034.97 mi (1,665.62 km) |
| Ollerton to Peso da Regua | 889.02 mi (1,430.74 km) |
| Ollerton to Pinhal Novo | 1,074.19 mi (1,728.74 km) |
| Ollerton to Pinhel | 903.20 mi (1,453.55 km) |
