| Birecik to Opole | 1,365.01 mi (2,196.77 km) |
| Birecik to Orzesze | 1,314.92 mi (2,116.16 km) |
| Birecik to Osowa | 1,515.94 mi (2,439.67 km) |
| Birecik to Ostroda | 1,437.55 mi (2,313.52 km) |
| Birecik to Ostroleka | 1,360.58 mi (2,189.64 km) |
| Birecik to Ostrow Mazowiecka | 1,337.59 mi (2,152.65 km) |
| Birecik to Ostrow Wielkopolski | 1,409.86 mi (2,268.94 km) |
| Birecik to Ostrowiec Swietokrzyski | 1,260.06 mi (2,027.88 km) |
| Birecik to Ostrzeszow | 1,396.04 mi (2,246.71 km) |
| Birecik to Oswiecim | 1,293.53 mi (2,081.74 km) |
| Birecik to Otwock | 1,321.39 mi (2,126.57 km) |
| Birecik to Ozarow Mazowiecki | 1,340.23 mi (2,156.90 km) |
| Birecik to Ozimek | 1,355.39 mi (2,181.29 km) |
| Birecik to Ozorkow | 1,375.52 mi (2,213.69 km) |
| Birecik to Pabianice | 1,357.93 mi (2,185.38 km) |
