USPS POSTNET - terryburton/postscriptbarcode GitHub Wiki

USPS POSTNET

The USPS POSTNET barcode symbology is used by the US Postal service to encode the ZIP code information on letter mail.

Data and Options

  • The data field contains the digits from the ZIP code, without dashes.
  • The mandatory checksum is calculated automatically and must not be included in the data field.

Example

Data:    12345123412
Options: 
Encoder: postnet

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