Can I make free CODE39 barcode labels online?

Yes. Add a native CODE39, type the SKU, and print. Completely free. No signup.

CODE39 is what older industrial scanners often expect. CODE128 is more compact for most modern SKUs. Use the one your scanner already likes.

Free CODE39 barcode labels online

Published: July 31, 2026 · 3 min read · Barcodes

Free barcode generator: app.mylabelmaker.com. No signup. Add a native barcode, load Excel if you have a list, then print or download PNG / PDF.

Yes. You can make free CODE39 barcode labels for inventory, asset tags, and older industrial scanners. Set the size, add a native CODE39, batch {{sku}} from Excel. Don't paste a barcode font.

How to make free CODE39 barcode labels

Open https://app.mylabelmaker.com. No signup.
Set the size to the inventory sticker you actually stick.
Add a CODE39 barcode. Type the SKU, or map {{sku}} from Excel.
Leave quiet zones. Print on a Zebra, or download PNG or PDF.

Also: CODE128 · barcodes hub · how to make barcode labels.

CODE39 tips that actually help

Leave quiet zones left and right of the bars
Go taller for warehouse scanners
Match printer DPI (203 vs 300) so the modules stay sharp
Use uppercase A-Z, 0-9, and the standard CODE39 symbols

Print the CODE39 stack

Native bars. Real sticker size. No account.

Open free label maker