| Bad Nenndorf to Orzesze | 432.20 mi (695.56 km) |
| Bad Nenndorf to Osowa | 401.22 mi (645.70 km) |
| Bad Nenndorf to Ostroda | 449.59 mi (723.54 km) |
| Bad Nenndorf to Ostroleka | 512.15 mi (824.22 km) |
| Bad Nenndorf to Ostrow Mazowiecka | 526.15 mi (846.76 km) |
| Bad Nenndorf to Ostrow Wielkopolski | 361.90 mi (582.42 km) |
| Bad Nenndorf to Ostrowiec Swietokrzyski | 523.92 mi (843.17 km) |
| Bad Nenndorf to Ostrzeszow | 370.17 mi (595.73 km) |
| Bad Nenndorf to Oswiecim | 454.43 mi (731.34 km) |
| Bad Nenndorf to Otwock | 502.79 mi (809.17 km) |
| Bad Nenndorf to Ozarow Mazowiecki | 482.40 mi (776.36 km) |
| Bad Nenndorf to Ozimek | 396.66 mi (638.36 km) |
| Bad Nenndorf to Ozorkow | 420.35 mi (676.48 km) |
| Bad Nenndorf to Pabianice | 427.93 mi (688.69 km) |
| Bad Nenndorf to Parczew | 575.16 mi (925.63 km) |
