Extended Code 39 is a linear barcode symbology derived from Code 39 supporting all ASCII characters with the implementation of double character encoding. For instance, the lowercase character “a” is symbololized by “+A”.

Extended Code 39 may encode tabs, lower case letters (a to z), digits (0-9), symbols (+, $, %, /,*, &, #,!, (), - etc), returns, punctuations accompanied by Code 39 barcode symbology.

Extended Code 39 is also renowned with Code 39 Full ASCII and performed only in closed systems to keep control over the scanning position for correct understanding of barcodes.

Character set of Extended Code 39 barcode symbology

1. Digits (0-9)

2. Lowercase letters (a-z)

3. Symbols (+, $, %, /,*, &, #,!, (), - etc), returns, punctuations

 Start/stop character is represented using asterisk (*) symbol.

Structure of Extended Code 39 symbology

The structure of Extended Code 39 comprises of numbers (0 to 9), alphabets (A to Z, a to z), special symbols (`,!,@,#,$,%,^,&,*,(),-,+,=,<>,_,|,\,{},[],:,) along with check digit (calculated according to modulo 43).

Applications of Extended Code 39

Extended Code 39 is used for various labels such as name badges, inventory and business applications

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