Kesatuan Pekerja-Pekerja Perkeranian Pos Malaysia Berhad Semenanjung Malaysia (UPCW)

The Union of Clerical and Postal Workers of Pos Malaysia Berhad Peninsula Malaysia (UPCW) was established in 1960. The union represents clerks, computer operators, machine operators, or typists in Pos Malaysia Berhad as its members.

The objectives of UPCW are to maintain the interests and welfare of its members, protect their rights and dignity, advocate for justice, truth, and other related matters.

In 2022, UPCW President Mohd Effendy bin Abdul Ghani was elected as the President of the Malaysian Trades Union Congress (MTUC).