Add A Line - Add a Person or Device to Your Account - T-Mobile

Add a person or a device to your T-Mobile account easily and seamlessly, while saving! Visit this page to learn more.

Add a line from product landing page, T-Mobile app, Android

T-Mobile Network Pass: Try Our 5G Network Free for 3 Months

Check your Apple ID device list to find where you're signed in

Is there a way to add another T-Mobile One line or am I stuck with

Manage profiles - line identifiers, Account Hub, Desktop

Manage profiles - line identifiers, Account Hub, Desktop

Add people to a channel

Add a line from product landing page, T-Mobile app, Android

T-Mobile's new app for Windows phones arrives in the Store

Set Up And Pair Your Apple Watch With IPhone Apple Support, 42% OFF

Our Best Cell Phone Deals & Device Promotions