| Bonn to Orzesze | 513.68 mi (826.69 km) |
| Bonn to Osowa | 540.46 mi (869.78 km) |
| Bonn to Ostroda | 580.95 mi (934.96 km) |
| Bonn to Ostroleka | 636.26 mi (1,023.96 km) |
| Bonn to Ostrow Mazowiecka | 647.49 mi (1,042.04 km) |
| Bonn to Ostrow Wielkopolski | 467.91 mi (753.02 km) |
| Bonn to Ostrowiec Swietokrzyski | 623.20 mi (1,002.94 km) |
| Bonn to Ostrzeszow | 472.22 mi (759.96 km) |
| Bonn to Oswiecim | 535.56 mi (861.90 km) |
| Bonn to Otwock | 616.75 mi (992.56 km) |
| Bonn to Ozarow Mazowiecki | 597.48 mi (961.56 km) |
| Bonn to Ozimek | 485.86 mi (781.92 km) |
| Bonn to Ozorkow | 531.95 mi (856.10 km) |
| Bonn to Pabianice | 535.00 mi (861.00 km) |
| Bonn to Parczew | 684.33 mi (1,101.33 km) |
