| Cerkno to Opole | 361.85 mi (582.35 km) |
| Cerkno to Orzesze | 353.90 mi (569.54 km) |
| Cerkno to Osowa | 606.24 mi (975.65 km) |
| Cerkno to Ostroda | 586.33 mi (943.61 km) |
| Cerkno to Ostroleka | 586.59 mi (944.02 km) |
| Cerkno to Ostrow Mazowiecka | 581.18 mi (935.32 km) |
| Cerkno to Ostrow Wielkopolski | 419.04 mi (674.38 km) |
| Cerkno to Ostrowiec Swietokrzyski | 474.03 mi (762.88 km) |
| Cerkno to Ostrzeszow | 406.95 mi (654.93 km) |
| Cerkno to Oswiecim | 362.11 mi (582.75 km) |
| Cerkno to Otwock | 528.05 mi (849.82 km) |
| Cerkno to Ozarow Mazowiecki | 520.62 mi (837.85 km) |
| Cerkno to Ozimek | 368.79 mi (593.50 km) |
| Cerkno to Ozorkow | 468.92 mi (754.65 km) |
| Cerkno to Pabianice | 453.10 mi (729.19 km) |
