| Alliance to Opole | 4,453.63 mi (7,167.43 km) |
| Alliance to Orzesze | 4,503.50 mi (7,247.68 km) |
| Alliance to Osowa | 4,328.69 mi (6,966.35 km) |
| Alliance to Ostroda | 4,407.02 mi (7,092.41 km) |
| Alliance to Ostroleka | 4,486.13 mi (7,219.73 km) |
| Alliance to Ostrow Mazowiecka | 4,508.15 mi (7,255.17 km) |
| Alliance to Ostrow Wielkopolski | 4,411.50 mi (7,099.63 km) |
| Alliance to Ostrowiec Swietokrzyski | 4,566.73 mi (7,349.44 km) |
| Alliance to Ostrzeszow | 4,424.62 mi (7,120.74 km) |
| Alliance to Oswiecim | 4,525.04 mi (7,282.35 km) |
| Alliance to Otwock | 4,514.10 mi (7,264.74 km) |
| Alliance to Ozarow Mazowiecki | 4,493.99 mi (7,232.37 km) |
| Alliance to Ozimek | 4,463.51 mi (7,183.32 km) |
| Alliance to Ozorkow | 4,451.09 mi (7,163.33 km) |
| Alliance to Pabianice | 4,467.03 mi (7,188.99 km) |
