This is a brief overview of T-Mobile Postpaid and how to get the information you will need if you wish to port your phone number out to a different company. You can use the information below to get your T-Mobile Postpaid account number and password.
Customer Service: 1-877-746-0909
Hours: Monday – Sunday: 3:00AM – 10:00PM (PST)
T-Mobile Postpaid uses a 9-digit account number (NOT phone #) on your bill. Password can be an actual word. Call to verify.
Please contact Best Cellular customer service if you need help or can’t find what you’re looking for in our list of United States mobile virtual network operators and wireless communications service providers.