Support and Information
Read through our archive of barcode information and support articles. Use the search function to find what you’re looking for.
Getting Started
Barcode Types & Product Compatability
- ISBN and ISSN – Barcodes for Books and Magazines
- EAN-13 & UPC-A barcodes – which format to use on your products
- 500 – 509 Barcodes
- ITF-14 Carton Codes
Barcode Specifications & Printing
- Choosing the right Barcode Colours
- Barcode Verification
- Barcode Size Specifications (EAN-13 and UPC-A)
Amazon Troubleshooting
- Error Code 8541 | The SKU data provided is different from what’s already in the Amazon catalog
- Error Code 8556 | Sorry, this product is ineligible for Amazon Marketplace selling at this time
Barcode Acceptance Information