| Rietberg to Orzesze | 462.64 mi (744.55 km) |
| Rietberg to Osowa | 453.61 mi (730.01 km) |
| Rietberg to Ostroda | 499.26 mi (803.48 km) |
| Rietberg to Ostroleka | 559.30 mi (900.11 km) |
| Rietberg to Ostrow Mazowiecka | 572.32 mi (921.06 km) |
| Rietberg to Ostrow Wielkopolski | 401.45 mi (646.07 km) |
| Rietberg to Ostrowiec Swietokrzyski | 561.79 mi (904.11 km) |
| Rietberg to Ostrzeszow | 408.21 mi (656.94 km) |
| Rietberg to Oswiecim | 484.91 mi (780.39 km) |
| Rietberg to Otwock | 546.14 mi (878.93 km) |
| Rietberg to Ozarow Mazowiecki | 526.10 mi (846.68 km) |
| Rietberg to Ozimek | 429.83 mi (691.75 km) |
| Rietberg to Ozorkow | 462.45 mi (744.25 km) |
| Rietberg to Pabianice | 468.32 mi (753.69 km) |
| Rietberg to Parczew | 616.95 mi (992.88 km) |
