United States Postal Service

ZIP+4 Code Look-up
Enter an address. The standardized address and ZIP+4 Code will be
returned.
  Check it out!
The improved ZIP Code Lookup is now available.

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(Puerto Rico only)
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   State Abbreviation List

* City & State not required
      when a ZIP Code is given.
        
This version will continue to be supported for a limited time.


Mr ZIP Code

Find the ZIP Codes for a city or town or the location of a given ZIP Code
on our City/State/ZIP Code Associations page
.