U.S. Postal Information
Addressing letters and packages for the U.S.
Addressing Tips and Tools Most mail in the U.S. is automatically sorted so it is very advisable to follow the U.S. Postal Service's guidelines
Postal Abbreviations for the states and possessions.
ZIP Code +4 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 .