| Duchcov to Orzesze | 222.65 mi (358.32 km) |
| Duchcov to Osowa | 330.36 mi (531.67 km) |
| Duchcov to Ostroda | 339.35 mi (546.13 km) |
| Duchcov to Ostroleka | 374.47 mi (602.65 km) |
| Duchcov to Ostrow Mazowiecka | 380.41 mi (612.21 km) |
| Duchcov to Ostrow Wielkopolski | 190.67 mi (306.85 km) |
| Duchcov to Ostrowiec Swietokrzyski | 335.07 mi (539.25 km) |
| Duchcov to Ostrzeszow | 190.45 mi (306.50 km) |
| Duchcov to Oswiecim | 244.61 mi (393.67 km) |
| Duchcov to Otwock | 340.69 mi (548.28 km) |
| Duchcov to Ozarow Mazowiecki | 323.60 mi (520.78 km) |
| Duchcov to Ozimek | 195.76 mi (315.04 km) |
| Duchcov to Ozorkow | 257.05 mi (413.68 km) |
| Duchcov to Pabianice | 254.82 mi (410.09 km) |
| Duchcov to Parczew | 401.62 mi (646.34 km) |
