World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Zgornja Korena | SIZGK | Slovenia |
| Zgornja Loznica | SIZGL | Slovenia |
| Zgornja Polskava | SIZGP | Slovenia |
| Zgornja Velka | SIZGV | Slovenia |
| Zgornje Jezersko | SIZ95 | Slovenia |
| Zgornji Jakobski Dol | SIXZA | Slovenia |
| Zgornji Leskovec | SIZ35 | Slovenia |
| Zhanghu | CNZAG | China |
| Zhangjiabian | CNZJB | China |
| Zhangjiabu | CNWHZ | China |