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Postnet IntroductionThis page concerns basic information of Postnet, as well as its generating and printing components.Postnet Overview
This part talks about the Postnet barcode. Postnet, Postal Numeric Encoding Technique, is a barcode symbology that was used by the United States Postal Service for mail sorting and routing. Data is encoded in half- and full-height bars, similar to Planet, another USPS postal code. This is quite different from other barcodes which encodes data in the width of the bars.
Generating and Printing Postnet Barcodes
OnBarcode provides comprehensive Postnet generators and scanner components for Java, .NET, Android, iOS developments and several reporting applications.
Postnet Structure
The structure of Postnet is as below:
Postnet Barcode Size Setting
As for Postnet size setting, three factors should be considered: bar width (i.e. X dimension) barcode width.
Postnet Data EncodingBeing a postal barcode symbology, Postnet encodes only numeric digits 0, 1, 2, 3, 4, 5, 6, 7, 8, 9.Postnet Barcode Checksum Digit
Postnet specifications require a module 10 checksum digit, which will be automatically added by OnBarcode Postnet barcode generator software & components.
Postnet Barcode vs Planet Barcode
Similarities:
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