Helpful Tips and Advice

  • ZIP Codes: The best source of ZIP Codes can be found on the USPS Web site.
  • Mail Preparation and Addressing: The Mail Services Web site contains a wealth of information related to mail preparation and addressing, including links to USPS information.
  • For more information, or for assistance of any kind, please call us at 643-MAIL.

© 2009 The Regents of the University of California. All Rights Reserved.