Chang Prefecture may refer to:
Cháng Prefecture (常州), a prefecture between the 6th and 13th centuries in modern Jiangsu, China Chāng Prefecture (昌州), a prefecture between the 8th and 13th centuries in modern Chongqing, China Zhang Prefecture (漳州), a prefecture in modern Fujian, China, romanized as Chang Prefecture in the Wade–Giles system
See also Changzhou (disambiguation) Chang (disambiguation)