Communication Workers Union (United Kingdom)

Communication Workers Union
AbbreviationCWU
PredecessorNational Communications Union
Union of Communication Workers
FoundedJanuary 1995 (1995-01)
Headquarters150 The Broadway, Wimbledon, London SW19 1RX
Location
  • United Kingdom
Members 168,005 (2025)
General Secretary
Dave Ward
Publication
The Voice
Affiliations
Websitecwu.org

The Communication Workers Union (CWU) is the main trade union in the United Kingdom for people working for telephone, cable, digital subscriber line (DSL), postal delivery, and tech companies. It has 110,000 members in Royal Mail as well as more in many other communication companies.

Formed in 1995 by the merger of the Union of Communication Workers and National Communications Union, its current general secretary is Dave Ward.