| Leczna to Oerlinghausen | 610.45 mi (982.42 km) |
| Leczna to Oestrich-Winkel | 657.02 mi (1,057.37 km) |
| Leczna to Offenburg | 692.36 mi (1,114.25 km) |
| Leczna to Oftersheim | 643.42 mi (1,035.49 km) |
| Leczna to Ohrdruf | 528.00 mi (849.73 km) |
| Leczna to Ohringen | 607.88 mi (978.30 km) |
| Leczna to Olbernhau | 417.40 mi (671.74 km) |
| Leczna to Olching | 558.25 mi (898.42 km) |
| Leczna to Oldenburg | 632.65 mi (1,018.15 km) |
| Leczna to Oldenburg in Holstein | 541.58 mi (871.59 km) |
| Leczna to Olfen | 665.92 mi (1,071.70 km) |
| Leczna to Olpe | 651.32 mi (1,048.19 km) |
| Leczna to Olsberg | 620.75 mi (999.00 km) |
| Leczna to Oranienburg | 421.87 mi (678.93 km) |
| Leczna to Ortenberg | 606.10 mi (975.42 km) |
