!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"> Product Documentation: ZIP Codes and ZIP+4 | Pitney Bowes Software Support

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U.S. Postal Products

The U.S. Postal Products documentation includes information for the following products:
  • 5-Digit ZIP Codes
  • ZIP+4 Centroids

U.S. Postal Products Product Guide