| Cities | Distance |
|---|---|
| Zierikzee to Orbetello | 722.32 mi (1,162.47 km) |
| Zierikzee to Oria | 1,009.39 mi (1,624.46 km) |
| Zierikzee to Oristano | 841.67 mi (1,354.54 km) |
| Zierikzee to Orta Nova | 904.91 mi (1,456.31 km) |
| Zierikzee to Orte | 748.61 mi (1,204.76 km) |
| Zierikzee to Ortona | 808.80 mi (1,301.64 km) |
| Zierikzee to Orvieto | 726.21 mi (1,168.72 km) |
| Zierikzee to Orzinuovi | 511.73 mi (823.55 km) |
| Zierikzee to Osimo | 717.98 mi (1,155.47 km) |
| Zierikzee to Ospitaletto | 506.00 mi (814.33 km) |
| Zierikzee to Ostuni | 994.80 mi (1,600.97 km) |
| Zierikzee to Ottaviano | 898.78 mi (1,446.45 km) |
| Zierikzee to Ovada | 530.92 mi (854.44 km) |
| Zierikzee to Ozieri | 801.88 mi (1,290.51 km) |
| Zierikzee to Paceco | 1,033.02 mi (1,662.49 km) |