How to Use This Tool
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1
Enter Your Data
Type your text, URL, or numbers in the input field above
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2
Customize Settings
Adjust size, colors, and other options to match your needs
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3
Generate & Download
Click generate and download in PNG, SVG, or other formats
Key Features
About This Tool
What is Code 39?
Code 39 is a self-checking alphanumeric barcode long used in industrial, automotive, defence and healthcare settings. It encodes digits, uppercase letters and a handful of symbols, and does not require a check digit to be read reliably.
- Encodes: A-Z, 0-9, - . $ / + % space
- Type: 1D linear, self-checking
Code 39 Extended Generator
This free Code 39 generator turns your data into a clean, scannable, print-ready Code 39 in seconds. Adjust the size and colours, preview instantly, and download as PNG or SVG for your product label, packaging or marketing material — no sign-up required.
Where Code 39 is used
- Automotive and manufacturing
- Defence and government
- Healthcare and ID cards
When to use Code 39
Use Code 39 where an established industrial or government standard calls for it, or when you need a simple alphanumeric barcode.