What does CZA stand for?

Central Zionist Archives (SAUO)

Chichen Itza - Mexico - Airport symbol (OAG)

Classic Boats of Austin, Manor, TX - Manufacturer code for watercraft hull identification number (USCG)

Coari - Brazil - Airport symbol (AD)

Coastal Zone Authority (COE)

San Mateo County Free Library, Belmont, CA - OCLC symbol (OCLC)