Hello from Amazon Selling Partner Support,

I understand that you need an assistance about your inventory and you need to talk to a customer service.

You can request a call from us seven days a week between 5:00am and 6:00pm Pacific Time. To request phone calls from your Seller Central account you can use the "Call me now" feature through below steps:

               1.  Click on "Contact Seller Support" button in the "More ways to get help" box found on the right side of Help pages. Or you can simply use the "Contact Seller Support" link available at the bottom of all Seller Central pages.
               2.  Select the service and then select the issue for which you require our help
               3.  Select "Phone" tab
               4.  Select your country
               5.  Enter your phone number and Extn. (if any)
               6.  Check "+ This issue is urgent and requires immediate attention", box if required
               7.  Click on "Call me now" button

We will call you and assist with your questions and concerns.

If your concern is with regards customer service may contact Amazon customer service representative using this telephone number, you can call at 1-888-280-4331 if you need some assistance.