| Oliveira de Azemeis to Opole | 1,431.96 mi (2,304.52 km) |
| Oliveira de Azemeis to Orzesze | 1,456.01 mi (2,343.22 km) |
| Oliveira de Azemeis to Osowa | 1,550.93 mi (2,495.98 km) |
| Oliveira de Azemeis to Ostroda | 1,585.56 mi (2,551.71 km) |
| Oliveira de Azemeis to Ostroleka | 1,631.74 mi (2,626.03 km) |
| Oliveira de Azemeis to Ostrow Mazowiecka | 1,639.04 mi (2,637.79 km) |
| Oliveira de Azemeis to Ostrow Wielkopolski | 1,449.67 mi (2,333.01 km) |
| Oliveira de Azemeis to Ostrowiec Swietokrzyski | 1,582.44 mi (2,546.70 km) |
| Oliveira de Azemeis to Ostrzeszow | 1,448.81 mi (2,331.64 km) |
| Oliveira de Azemeis to Oswiecim | 1,474.12 mi (2,372.37 km) |
| Oliveira de Azemeis to Otwock | 1,599.31 mi (2,573.84 km) |
| Oliveira de Azemeis to Ozarow Mazowiecki | 1,582.57 mi (2,546.90 km) |
| Oliveira de Azemeis to Ozimek | 1,443.76 mi (2,323.50 km) |
| Oliveira de Azemeis to Ozorkow | 1,516.05 mi (2,439.85 km) |
| Oliveira de Azemeis to Pabianice | 1,512.96 mi (2,434.88 km) |
