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How can I integrate my Amazon Seller Central / Marketplace orders with Sweetwater Logistics?

Sweetwater Logistics connects directly to your Amazon Sellers store by way of API. When setting up this connection, we need your Merchant ID, Marketplace ID, and Merchant Token. You can email these to

1) Go to
2) Click the Sign up for MWS button.
3) Log into your Amazon seller account.
4) On the MWS registration page, click the button for I want to use an application to access my Amazon seller account with MWS.
5) In the Application Name text box, type the name of the application that you want to use. This doesn’t need to be the exact name; it is merely for your reference in the future.
6) In the Application’s Developer Account Number text box, enter the MWS developer account identifier 5959-1916-0995.
7) Click the Next button.
8) Accept the Amazon MWS License Agreement and click the Next.
9) Copy your account identifiers (Merchant ID and Marketplace ID). It is also a good practice to print this page and save it in a safe place.
10) From your Amazon seller account, click Settings > Account Info
11) Copy your Merchant Token.
12) Email these 3 items to

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