Blow to NHS as Royal Mail raises prices for bulk users by a third

Average 25% increase for letters such as marketing, bills and medical appointment notices from 5 October

Royal Mail will increase the price of its wholesale postal service by as much as a third, in a multimillion-pound blow to the NHS and other large organisations.

The postal company has warned customers who use its wholesale postal service for mail including marketing letters, household bills and medical appointment notices that it is raising prices by an average of 25% from 5 October.