| Gennep to Orzesze | 566.17 mi (911.16 km) |
| Gennep to Osowa | 551.40 mi (887.39 km) |
| Gennep to Ostroda | 601.17 mi (967.48 km) |
| Gennep to Ostroleka | 663.28 mi (1,067.45 km) |
| Gennep to Ostrow Mazowiecka | 676.84 mi (1,089.27 km) |
| Gennep to Ostrow Wielkopolski | 507.17 mi (816.22 km) |
| Gennep to Ostrowiec Swietokrzyski | 667.33 mi (1,073.96 km) |
| Gennep to Ostrzeszow | 513.84 mi (826.94 km) |
| Gennep to Oswiecim | 588.39 mi (946.92 km) |
| Gennep to Otwock | 651.59 mi (1,048.63 km) |
| Gennep to Ozarow Mazowiecki | 631.47 mi (1,016.25 km) |
| Gennep to Ozimek | 534.43 mi (860.08 km) |
| Gennep to Ozorkow | 568.07 mi (914.22 km) |
| Gennep to Pabianice | 574.05 mi (923.85 km) |
| Gennep to Parczew | 722.63 mi (1,162.96 km) |
