How do I transfer my T-Mobile mobile number to Optimum Mobile?

To transfer your postpaid T-Mobile mobile number to Optimum Mobile, you need to request a Number Transfer PIN. There are several ways to request a PIN:

From the T-Mobile app

  1. Logs into My T-Mobile
  2. Select Account
  3. Select Profile Settings
  4. Select Line Settings
  5. Select a Request a Transfer PIN
  6. Follow verification steps to obtain PIN

Customers must be registered as the Primary Account holders.

From your T-Mobile mobile device

  1. Call 611
  2. Choose Request Number Transfer PIN
  3. Customers will be required to follow verification steps

From Retail

Customers can go to a Retail store and request the Number Transfer PIN. A valid ID is required.


If you are not able to get a Number Transfer PIN using any of the above options, contact T-Mobile.