How to find your Amazon Seller ID
This article outlines how to find your Amazon Seller ID, which you will need in order to set up your Amazon Selling Partner Integration.
Step 1: Amazon Seller Central
Log in into your Amazon Seller Central account.
Step 2: Go to Account Settings
In the upper right-hand corner, you will find a gear. Click on the gear and select "Account Info."

Step 3: Go to Business Information section
Find and click on "Merchant Token."

Step 4: Copy the Merchant Token
Copy the ID that is displayed. This is the Merchant Token, also called your Seller ID.
