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Code 39 Barcode Generator

General-purpose barcode used in various industries. Return to the main list of generators.

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Supports uppercase letters, numbers, and symbols (- . $ / + % space).

Display human-readable text below the barcode.

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About Code 39 Barcodes

What is a Code 39?

Code 39 is one of the oldest and most widely used barcode types. It is a variable-length, discrete barcode symbology that can encode uppercase letters, numbers, and a few special characters.

Common Use Cases

Common in industrial settings, particularly in automotive (AIAG), electronics, and healthcare for part identification, name badges, and inventory.

Technical Details

Encodes 43 characters, consisting of uppercase letters (A-Z), numeric digits (0-9), and seven special characters (-, ., $, /, +, %, and space). An optional checksum can be used. For a more compact and secure barcode, consider using Code 93 or Code 128.

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