| Zierikzee to Olivenza | 1,041.59 mi (1,676.28 km) |
| Zierikzee to Olot | 657.57 mi (1,058.25 km) |
| Zierikzee to Onate | 664.49 mi (1,069.39 km) |
| Zierikzee to Onda | 831.87 mi (1,338.77 km) |
| Zierikzee to Onteniente | 912.76 mi (1,468.94 km) |
| Zierikzee to Orihuela | 966.42 mi (1,555.30 km) |
| Zierikzee to Osuna | 1,088.91 mi (1,752.43 km) |
| Zierikzee to Ourense | 847.74 mi (1,364.31 km) |
| Zierikzee to Oviedo | 730.55 mi (1,175.71 km) |
| Zierikzee to Paiporta | 869.72 mi (1,399.67 km) |
| Zierikzee to Pajara | 1,859.69 mi (2,992.88 km) |
| Zierikzee to Palafolls | 691.77 mi (1,113.30 km) |
| Zierikzee to Palafrugell | 673.37 mi (1,083.69 km) |
| Zierikzee to Palamos | 678.40 mi (1,091.78 km) |
| Zierikzee to Palencia | 775.05 mi (1,247.32 km) |
