• Unable to sell your products on Amazon then once avail Amazon Customer Service If you are not able to sell products on Amazon then first try to resolve the issue on your own by logging out your account, Later again login your Amazon account then after that again try to sell the products online if then to your facing the issue then just avail of Amazon Customer Service by making a call at +1-844-658-9888 at any time. https://www.contactcustomer-service.com/amazon-customer-service-phone-number/