| polski | pol-000 |
| Olza | |
| čeština | ces-000 | Olza |
| čeština | ces-000 | Olše |
| 普通话 | cmn-000 | 奥尔扎河 |
| Deutsch | deu-000 | Olsa |
| English | eng-000 | Olza |
| English | eng-000 | Olza River |
| Esperanto | epo-000 | Olše |
| עברית | heb-000 | אולזה |
| lietuvių | lit-000 | Olsa |
| Nederlands | nld-000 | Olza |
| nynorsk | nno-000 | Olše |
| русский | rus-000 | Олше |
| русский | rus-000 | Ольза |