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Knowledge Base
Explore our knowledge base.
Frequently Asked Questions
Bar Code Basics
6
What is a Bar Code?
How do UPC/EAN Bar Codes Work?
How do I register a Bar Code?
Why isn't my company name coming up when scanned by my smartphone app?
I can't open the bar code package i have downloaded.
See all 6 articles
EAN's & UPC's (GTIN's)
4
What is an EAN?
What is a UPC?
If I already have a UPC do I need to purchase an EAN?
If I already have an EAN do I need to purchase a UPC?
Store Specifications
4
Do I have to have a bar code in order to sell my product in a store?
Will my bar code work in every store?
Do I have to have a bar code to sell my product on a website?
Will my bar code work with Amazon, eBay, Google?
Product Compatibility
7
Will my bar code work in a country other than the United States?
Will my bar code be unique to me?
Do I need a separate bar code for every product?
Will my bar code work with any product?
What type of code do I need to sell a book?
See all 7 articles
Cost
6
Will I have to pay renewal fees to you like GS1 requires?
Will my bar codes ever expire?
Why are your prices inexpensive compared to others? What's the catch?
GTIN (UPC/EAN) Pricing
115% Best Price Guarantee
See all 6 articles
Bar Codes Talk
5
Why should I purchase from Bar Codes Talk instead of directly from GS1?
What is your return policy?
What happens to my bar codes if Bar Codes Talk were to go out of business?
How do I access a past digital barcode purchase?
How do I log into my online account?
BCT GEPIR
5
What is BCT GEPIR?
How is the information in BCT GEPIR obtained?
Does BCT GEPIR list all barcodes worldwide?
Can I be removed from BCT GEPIR.
Why is GS1's site not matching Bar Codes Talk GEPIR data?
Amazon Specific Usage
4
Will my bar code work with Amazon and other online retailers?
Exceptions to GTIN usage on Amazon
Is Someone Using Your Barcode on Amazon? Learn How to Resolve Amazon Fraud
Works for Amazon Guarantee
Payment / Purchasing
3
Payment issue during checkout
Accepted Payment Types
Order under manual review
Amazon Error Messages / Solutions
8
Product ID Validity Checked
Adding a Product | The value '' specified cannot be used as it conflicts with the value ''
Error Code 5461 | You are using UPCs, EANs, ISBNs, ASINs, or JAN codes that do not match the products you are trying to list.
Adding a Product | Manufacturer Part Number : The value '' specified cannot be used as it conflicts with the value 'MPN#' for ASIN 'ASIN#' in the Amazon catalog.
Error Code 8556 | Sorry, this product is ineligible for Amazon Marketplace selling at this time.
See all 8 articles
Printing Frequently Asked Questions
Basic Questions
6
Will my bar code be scannable?
Can I print my bar code in anything other than black on white?
I don't have a good home printer, but I need my bar codes ASAP. Is there any other option?
What size will my bar codes be when I print them?
Can I change the size of my bar codes?
See all 6 articles
Printing Yourself
7
Will the Digital Bar Code Artwork included in my Bar Code Number Package be scannable?
Can I print the Digital Bar Code Artwork included in my Bar Code Number Package in anything other than black on White?
I don't have a good home printer, but I need my bar codes printed ASAP. Is There Any Other Option?
What size will the Digital Bar Code Artwork included in my Bar Code Number Package be When I Print Them?
Can I Change the Size of the Digital Bar Code Artwork included in my Bar Code Number Package?
See all 7 articles
Laser and Thermal Transfer Printing
7
I need to order labels. How does the process work?
What material should I print my labels on?
What is the difference between a “Sheet” and a “Roll”?
What sizes do you offer?
What methods of printing is best for barcodes labels?
See all 7 articles
