Regretting a recent Prime Day purchase ... where you can chat with an automated messenger bot. Phone: Amazon's customer service number is 1-888-280-4331. This line operates 24/7.

It makes no mention of Amazon Prime specifically. You will instead need to contact Amazon customer service ... customers can specify which phone number the rep should call. Still, online-chat ...

It’s important to note that customers should have a cell phone number connected to their Amazon account. Customers must enter verification codes that will be messaged to their linked contact ...