| Zierikzee to Orzesze | 653.46 mi (1,051.64 km) |
| Zierikzee to Osowa | 633.03 mi (1,018.76 km) |
| Zierikzee to Ostroda | 685.59 mi (1,103.35 km) |
| Zierikzee to Ostroleka | 749.25 mi (1,205.79 km) |
| Zierikzee to Ostrow Mazowiecka | 763.25 mi (1,228.34 km) |
| Zierikzee to Ostrow Wielkopolski | 595.00 mi (957.56 km) |
| Zierikzee to Ostrowiec Swietokrzyski | 755.24 mi (1,215.44 km) |
| Zierikzee to Ostrzeszow | 601.74 mi (968.41 km) |
| Zierikzee to Oswiecim | 675.65 mi (1,087.35 km) |
| Zierikzee to Otwock | 738.91 mi (1,189.16 km) |
| Zierikzee to Ozarow Mazowiecki | 718.70 mi (1,156.64 km) |
| Zierikzee to Ozimek | 622.13 mi (1,001.23 km) |
| Zierikzee to Ozorkow | 655.62 mi (1,055.12 km) |
| Zierikzee to Pabianice | 661.83 mi (1,065.11 km) |
| Zierikzee to Parczew | 810.27 mi (1,304.00 km) |
