UPC Barcode Generator & Reader - Free Online Tool for Product Identification #22816 (License: Personal Use)

This is a UPC-A (Universal Product Code) barcode, featuring 12 digits encoded in black vertical bars on a white background. The number sequence “1 23456 78901 2” includes a leading guard digit, manufacturer code, product code, and check digit for error detection. Widely adopted in North American retail, it enables fast and reliable point-of-sale scanning.

Used on product packaging, inventory labels, and e-commerce listings to facilitate automated checkout, stock management, and supply chain tracking; matches user intent for barcode creation, validation, or educational reference.