| Cerkno to Oliveira de Frades | 1,169.35 mi (1,881.89 km) |
| Cerkno to Oliveira do Bairro | 1,190.36 mi (1,915.70 km) |
| Cerkno to Oliveira do Hospital | 1,165.37 mi (1,875.49 km) |
| Cerkno to Ourem | 1,221.30 mi (1,965.50 km) |
| Cerkno to Ovar | 1,186.06 mi (1,908.78 km) |
| Cerkno to Pacos de Ferreira | 1,163.42 mi (1,872.34 km) |
| Cerkno to Palmela | 1,274.43 mi (2,051.00 km) |
| Cerkno to Paredes | 1,162.17 mi (1,870.33 km) |
| Cerkno to Paredes de Coura | 1,153.47 mi (1,856.32 km) |
| Cerkno to Penacova | 1,187.87 mi (1,911.70 km) |
| Cerkno to Penafiel | 1,159.66 mi (1,866.30 km) |
| Cerkno to Peniche | 1,268.65 mi (2,041.70 km) |
| Cerkno to Peso da Regua | 1,136.86 mi (1,829.59 km) |
| Cerkno to Pinhal Novo | 1,272.76 mi (2,048.31 km) |
| Cerkno to Pinhel | 1,114.87 mi (1,794.21 km) |
