| Gornji Milanovac to Opole | 474.03 mi (762.88 km) |
| Gornji Milanovac to Orzesze | 430.97 mi (693.57 km) |
| Gornji Milanovac to Osowa | 724.47 mi (1,165.92 km) |
| Gornji Milanovac to Ostroda | 669.11 mi (1,076.82 km) |
| Gornji Milanovac to Ostroleka | 627.02 mi (1,009.10 km) |
| Gornji Milanovac to Ostrow Mazowiecka | 610.13 mi (981.90 km) |
| Gornji Milanovac to Ostrow Wielkopolski | 540.99 mi (870.64 km) |
| Gornji Milanovac to Ostrowiec Swietokrzyski | 479.60 mi (771.84 km) |
| Gornji Milanovac to Ostrzeszow | 524.18 mi (843.58 km) |
| Gornji Milanovac to Oswiecim | 419.76 mi (675.53 km) |
| Gornji Milanovac to Otwock | 560.59 mi (902.18 km) |
| Gornji Milanovac to Ozarow Mazowiecki | 566.47 mi (911.65 km) |
| Gornji Milanovac to Ozimek | 471.38 mi (758.62 km) |
| Gornji Milanovac to Ozorkow | 551.63 mi (887.77 km) |
| Gornji Milanovac to Pabianice | 529.43 mi (852.03 km) |
