Help Center
Our help center offers answers to frequently asked questions regarding UPC barcodes and GTINs. Browse by topic or use the search below to find the information you need.
Common Questions & General Information
- Guide to UPC Barcodes
- How much are UPC codes?
- Can you print labels for my barcodes?
- Do I need a separate UPC Codes for every product?
- How do I look up a UPC code?
- Will my UPC Codes ever expire?
- Do I need to buy a UPC barcode?
- Do I need to register my UPC Codes?
- How to purchase UPC Codes to Sell in Walmart
- How to Avoid Barcode Renewal Fees
- ISBN vs Copyright vs Barcode: What's the Difference?
More General Questions
- How many digits are in a UPC Code?
- How do I buy a barcode?
- What is the GS1?
- Where can I use the UPC Codes that I purchase from you?
- My codes aren't formatted correctly, what do I do?
- When I search the GS1 database, a different company comes up, why?
- I want to sell my book; do I need a UPC, EAN or ISBN?
- Why isn't my company name coming up when scanned?
- Do I have to have a UPC code to sell online?
- What is a UPC Letter of Affiliation?
Amazon Related Questions
UPCs.com Related
Common Amazon Errors
- The SKU does not match any ASIN...
- This ASIN has GTIN codes that do not match the brand...
- You are using UPCs, EANs, ISBNs, ASINs, or JAN codes...
- The SKU data provided is different from catalog...
- This SKU has an inconsistent product classification...
- Common Amazon Errors Article
- How to Fix Amazon Error 8572 (GTIN Mismatch GS1)
General UPC Articles
- GTIN vs. UPC – What are they and How to Use Barcodes
- ITF-14 Barcodes
- SKUs vs UPCs: Differences and Which one to Use
- Barcodes For Alcohol / Liquor
- Barcodes for Music
- Barcodes for Books: What is an ISBN?
- Universal Product Number (UPN) for Medical Products
- What is a Master Carton (SCC-14) Code?
- Top 12 Myths about UPC Barcodes
- Barcode Generator & Retail Barcodes