| Zollikon to Opole | 481.74 mi (775.29 km) |
| Zollikon to Orzesze | 501.86 mi (807.67 km) |
| Zollikon to Osowa | 651.14 mi (1,047.92 km) |
| Zollikon to Ostroda | 664.35 mi (1,069.18 km) |
| Zollikon to Ostroleka | 695.75 mi (1,119.70 km) |
| Zollikon to Ostrow Mazowiecka | 699.21 mi (1,125.27 km) |
| Zollikon to Ostrow Wielkopolski | 509.71 mi (820.30 km) |
| Zollikon to Ostrowiec Swietokrzyski | 629.39 mi (1,012.91 km) |
| Zollikon to Ostrzeszow | 505.70 mi (813.85 km) |
| Zollikon to Oswiecim | 519.38 mi (835.86 km) |
| Zollikon to Otwock | 654.39 mi (1,053.14 km) |
| Zollikon to Ozarow Mazowiecki | 639.67 mi (1,029.44 km) |
| Zollikon to Ozimek | 493.08 mi (793.53 km) |
| Zollikon to Ozorkow | 574.76 mi (924.99 km) |
| Zollikon to Pabianice | 568.10 mi (914.26 km) |
