| Wetzlar to Orzesze | 452.38 mi (728.03 km) |
| Wetzlar to Osowa | 496.36 mi (798.81 km) |
| Wetzlar to Ostroda | 531.53 mi (855.42 km) |
| Wetzlar to Ostroleka | 583.26 mi (938.67 km) |
| Wetzlar to Ostrow Mazowiecka | 593.43 mi (955.03 km) |
| Wetzlar to Ostrow Wielkopolski | 410.72 mi (660.98 km) |
| Wetzlar to Ostrowiec Swietokrzyski | 563.78 mi (907.32 km) |
| Wetzlar to Ostrzeszow | 414.13 mi (666.49 km) |
| Wetzlar to Oswiecim | 474.15 mi (763.07 km) |
| Wetzlar to Otwock | 560.55 mi (902.13 km) |
| Wetzlar to Ozarow Mazowiecki | 541.70 mi (871.79 km) |
| Wetzlar to Ozimek | 425.55 mi (684.86 km) |
| Wetzlar to Ozorkow | 475.63 mi (765.46 km) |
| Wetzlar to Pabianice | 477.55 mi (768.55 km) |
| Wetzlar to Parczew | 626.65 mi (1,008.50 km) |
