Do barcodes sync to ShipStation? No, the barcode/UPC of a product does not sync to ShipStation due to API limitations. Related articles Using Barcodes on QuickBooks Commerce Can I map multiple SKUs for eBay or Amazon? Does the HS code sync to ShipStation? How do I create a Custom Ledger Account with QuickBooks Online? How do I manage my returns with WooCommerce and QuickBooks Commerce?