| Rum to Orzesze | 386.55 mi (622.09 km) |
| Rum to Osowa | 579.81 mi (933.12 km) |
| Rum to Ostroda | 579.01 mi (931.82 km) |
| Rum to Ostroleka | 598.60 mi (963.35 km) |
| Rum to Ostrow Mazowiecka | 598.78 mi (963.64 km) |
| Rum to Ostrow Wielkopolski | 414.85 mi (667.64 km) |
| Rum to Ostrowiec Swietokrzyski | 514.81 mi (828.50 km) |
| Rum to Ostrzeszow | 407.56 mi (655.90 km) |
| Rum to Oswiecim | 401.77 mi (646.58 km) |
| Rum to Otwock | 550.10 mi (885.30 km) |
| Rum to Ozarow Mazowiecki | 537.72 mi (865.37 km) |
| Rum to Ozimek | 385.18 mi (619.89 km) |
| Rum to Ozorkow | 476.16 mi (766.31 km) |
| Rum to Pabianice | 465.91 mi (749.80 km) |
| Rum to Parczew | 592.90 mi (954.18 km) |
