Zint: Manual

6. Types of symbology

6.4 Two-Track symbols

6.4.1 Two-Track Pharmacode

Pharmacode Two-Track
Example of Pharmacode Two-Track

Developed by Laetus, Pharmacode Two-Track is an alternative system to Pharmacode One-Track used for the identification of pharmaceuticals. The symbology is able to encode whole numbers between 4 and 64570080.

6.4.2 PostNet

PostNet
Example of PostNet

Used by the United States Postal Service until 2009, the PostNet barcode was used for encoding zip-codes on mail items. PostNet uses numerical input data and includes a modulo-10 check digit. While Zint will encode PostNet symbols of any length, standard lengths as used by USPS were PostNet6 (5 digits ZIP input), PostNet10 (5 digit ZIP + 4 digit user data) and PostNet12 (5 digit ZIP + 6 digit user data).

6.4.3 PLANET

PLANET
Example of PLANET

Used by the United States Postal Service until 2009, the PLANET (Postal Alpha Numeric Encoding Technique) barcode was used for encoding routing data on mail items. PLANET uses numerical input data and includes a modulo-10 check digit. While Zint will encode PLANET symbols of any length, standard lengths used by USPS were Planet12 (11 digit input) and Planet14 (13 digit input).