Post Office
Full details of the services available, including banking, foreign exchange, licences of all kinds and passports. Local post-office finder.
http://www.postoffice.co.uk

Post Office Reform
News and information on the changes being brought about in the postal market.
http://www.dti.gov.uk/postalservices/network.htm

Postwatch
Independent watchdog for postal services in the United Kingdom, providing advice to Government and working with customers to promote a better postal service.
http://www.postwatch.co.uk

Royal Mail
Corporate information, online sales of stamps and envelopes, tools including post-code finder and postal rates calculatior. Also advice on direct marketing and stamp collecting.
http://www.royalmail.co.uk