Amazon: Creating an ASIN on Amazon Seller Central (via Web Interface)
This method involves creating an ASIN within your web browser. It's the simplest and is suited for creating one or a small number of ASINs.
- Log into your Amazon Seller Central account.
- Navigate to: the Inventory tab > Add products > Create a new product listing.
- Follow the steps and add required information.
The new ASIN will appear on Amazon usually within 15-20 minutes after submission.
See this article to read about other methods for creating ASINs.