USPS Resources

National Customer Service Center

You can always call the USPS National Customer
Service Center (NCSC) @ 800-238-3150. They
can answer most questions, or they can refer you to
publications or other USPS departments that can.




To find out the standardized address and ZIP +4 is
for a particular address.



Looking for a particular form that you think is
provided by the USPS?  You will probably find it
here.



There are some USPS topics that apply to many
types of mailings: for example, addressing standards
or physical design guidelines for letter-sized mail.
Some widely used publications are listed here:

Quick Service Guide-
Business Mail 101, covers the rules for particular
types of mailings. It's all in this simple gu
ide for
example, you'll find Address Quality Standards, First-
Class Mail info, Periodicals, Standard Mail and other
Basic Information and Terms. This publication is a
must in your office if you're designing mail.



Designing Letter Mail-
Mail Publication 25 - Automation benefits,
OCR and Barcode Reading, Automation Design
Standards, Automation Addressing, POSTNET
Barcodes, FIM and Reply Mail Standards.


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 Design Mail Tips

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 Mailing Services

 Design Mail Tips

 

 Order Instructions

 Postal Support

 Contact Us