How to Generate Barcodes in Bulk

Bulk barcode generation saves hours when you need barcodes for a product catalog, warehouse bin labels, or a shipment manifest. Enter one value per line or paste CSV data — the generator processes each line as a separate barcode. For label sheets, use Code 128 at 80-100px height for standard Avery label layouts. Browser memory is the practical limit — 500-1000 barcodes at a time works reliably on a standard laptop.

FAQ

How many barcodes can I generate at once?

Browser memory is the limit, not our tool. 500-1000 barcodes at a time works reliably on a standard laptop. For very large batches, split into smaller runs.

Can I mix different barcode formats in one batch?

Best to run separate batches per format. The generator defaults to one format per session for consistency and reliable output.

What is the best format for batch printing on label sheets?

Code 128 at 80px height on 2-inch by 1-inch labels. Fits standard Avery 5160 sheets perfectly. For retail products, use EAN-13 or UPC-A instead.

Need other barcode formats? Use the full barcode generator →