| Nis to Opole | 540.72 mi (870.21 km) |
| Nis to Orzesze | 494.80 mi (796.30 km) |
| Nis to Osowa | 782.87 mi (1,259.91 km) |
| Nis to Ostroda | 722.59 mi (1,162.89 km) |
| Nis to Ostroleka | 673.66 mi (1,084.14 km) |
| Nis to Ostrow Mazowiecka | 655.06 mi (1,054.22 km) |
| Nis to Ostrow Wielkopolski | 606.02 mi (975.29 km) |
| Nis to Ostrowiec Swietokrzyski | 526.60 mi (847.48 km) |
| Nis to Ostrzeszow | 589.19 mi (948.21 km) |
| Nis to Oswiecim | 481.15 mi (774.33 km) |
| Nis to Otwock | 608.55 mi (979.36 km) |
| Nis to Ozarow Mazowiecki | 616.84 mi (992.71 km) |
| Nis to Ozimek | 536.75 mi (863.82 km) |
| Nis to Ozorkow | 609.63 mi (981.11 km) |
| Nis to Pabianice | 587.34 mi (945.24 km) |
