Main entrance to the Celje Post Office
The Celje Post Office (Slovene: Pošta Celje) is the administrative post office in the city of Celje, Slovenia. Celje used the post number 63000 between 1945-1991. Since 1991, when Slovenia became independent, it uses the number SI-3000.
The building of the Celje Post Office stands at 9 Krek Square. It was built in the neo-Renaissance style in 1898 upon the plans by Bureau für Postbauten company from Vienna. It is protected as a local cultural monument.