Barcody 3 > Barcodes Index

Code 39

Valid Characters

• 0123456789

• [space]

• ABCDEFGHIJKLMNOPQRSTUVWXYZ

• -.$/+%

Length of Code

Any.

Checksum

Optional.

Code 39 was the first barcode for encoding characters in addition to cyphers. It has a basically low information density and low tolerance.