U.S. Postal Information
Updated 21 May 2014
Addressing letters and packages for the U.S.
Most mail in the U.S. is automatically sorted so it is very advisable to follow the U.S. Postal Service's guidelines
at Addressing Tips and Tools.
Postal Abbreviations for the states and possessions.
USPS ZIP Code Lookup A complete zip code helps the efficient delivery of mail.
There is no retail outlet for U.S. stamps in the UK, but collectors may be able to buy stamps via the U.S. Postal Service's The Postal Store.
U.S. Postal Service (USPS)
For mailing information from the United States please see the USPS website.
Quick reference assistance available from the Information Resource Center between 10.00 a.m. and 12 noon, Monday to Friday, on 020-7894-0925.
Further research services are provided to U.K. media, government departments and academics.