Use our savings calculator to find out how you can switch and save on wireless and streaming versus AT&T and Verizon at T-Mobile.com/Switch.

Log in to manage your T-Mobile account. View or pay your bill, check usage, change plans or add-ons, add a person, manage devices, data, and Internet, and get help.

Make the switch to T-Mobile's nationwide 5G network. Join T-Mobile, bring your own phone, shop for a new phone, select a plan, and transfer your number.

Compare our plans to AT&T and Verizon with our savings calculator and find out just how much you can save when you switch to T-Mobile. Get the savings you want and benefits you’ll love.

Discover the latest T-Mobile prepaid phone plans, with unlimited talk and text, high-speed data on our 5G network. Learn more now!

Access your T-Mobile account by signing in to manage your services, view bills, and check usage.

Stop by T-Mobile at Costco San Dimas CA in San Dimas, CA today to get the latest deals on our phones and plans. Browse in-stock devices, view business hours, or learn more about other great T-Mobile offerings.

Access and manage your T-Mobile account online.

At Metro by T-Mobile (formerly MetroPCS), we offer affordable prepaid wireless plans for a wide range of no-contract phones and devices.

Extended Range 5G includes dedicated low-band 5G signals & Ultra Capacity 5G includes dedicated mid- and/or high-band 5G signals. Capable device required. Some uses may require certain plan or feature; see T-Mobile.com.