Here you will find all news stories relating to the union. Scroll through the most recent articles listed below and browse through those archived on the right.
MPs attacked senior Post Office management this week in Parliament, criticising the handling of claims its IT system caused at least 150 sub-postmasters to be wrongly accused of false accounting and fraud.
A government-commissioned report about last year's privatisation of Royal Mail has been branded a "cover-up" today.
The Labour Party leader Ed Miliband has welcomed BT's commitment to 'convert' hundreds of agency workers employed at Consumer call centres across the country on to permanent BT contracts.
CWU will be calling on the nation to celebrate dedicated postmen and women on National Postal Workers Day today - the busiest day of the year for postal workers.
Post office workers will be taking a further four days of industrial action over the critical festive period in opposition to planned job cuts.
Post Office Admin and Supply Chain depots and units were hit by nationwide walkouts today, as hundreds of angry staff took action against the threat of compulsory redundancies and for a fair pay rise.
CWU members working for Royal Mail catering providers Quadrant have voted overwhelmingly in favour of a 2.3 per cent pay rise.
Workers responsible for distributing cash and providing vital support services to all post offices in the UK are set to walkout tomorrow.
The centenary of the outbreak of World War One gave this year's November Remembrance commemorations an added significance, and several CWU branches organised specific events to show respect
CWU today welcomed the announcement that the decision to convert Douglas and Ramsey crown post offices will be postponed to allow a consultation period.
Follow all the debate and discussion live from UNI Global Congress 2014.
The Communication Workers Union (CWU) yesterday (Friday) served formal notice for industrial action to Post Office Ltd for 12 December, on behalf of workers responsible for the collection, handling and distribution of cash across the post office netw