| Kozlu to Opole | 916.98 mi (1,475.73 km) |
| Kozlu to Orzesze | 866.57 mi (1,394.61 km) |
| Kozlu to Osowa | 1,084.17 mi (1,744.80 km) |
| Kozlu to Ostroda | 1,007.08 mi (1,620.74 km) |
| Kozlu to Ostroleka | 932.91 mi (1,501.37 km) |
| Kozlu to Ostrow Mazowiecka | 909.86 mi (1,464.28 km) |
| Kozlu to Ostrow Wielkopolski | 964.65 mi (1,552.45 km) |
| Kozlu to Ostrowiec Swietokrzyski | 820.51 mi (1,320.48 km) |
| Kozlu to Ostrzeszow | 950.25 mi (1,529.29 km) |
| Kozlu to Oswiecim | 845.53 mi (1,360.74 km) |
| Kozlu to Otwock | 887.38 mi (1,428.10 km) |
| Kozlu to Ozarow Mazowiecki | 905.08 mi (1,456.58 km) |
| Kozlu to Ozimek | 907.75 mi (1,460.88 km) |
| Kozlu to Ozorkow | 934.67 mi (1,504.21 km) |
| Kozlu to Pabianice | 915.98 mi (1,474.14 km) |
