where do i find the sku number refers to locating the Stock Keeping Unit (SKU) number, which is a unique identifier for products used by retailers, wholesalers, and e-commerce businesses. The SKU number is typically found on the product packaging, the sales invoice, or within the product details section of an online store. For businesses, the SKU is crucial for inventory management, as it helps track stock levels and differentiate between similar products. If you are purchasing an item online, the SKU may be listed in the product description or on the checkout page. Many businesses also generate their own SKUs to streamline product categorization and order fulfillment.