Shop Samsung Galaxy phones

AT&T has a variety of smartphones you can get at no extra cost with an eligible trade-in. For example, you can get the new Samsung Galaxy S25 Ultra for as low as $0 per month when you trade-in an eligible device, and sign up for an eligible unlimited wireless plan. (AT&T may temporarily slow data speeds if the network is busy.) 

Shop our best deals on Samsung Galaxy S25, Samsung Galaxy S25 Plus , Samsung Galaxy S25 Ultra and Samsung Galaxy S25 Edge, Samsung Galaxy Z Flip7 and, Samsung Galaxy Z Fold7.

If you’re ready to upgrade to the new Samsung Galaxy S25 Ultra, you might consider trading in your cell phone. When you trade in an old device, you get the value of your old phone while upgrading to a new phone with the latest features and updates. Plus, AT&T gives old phones a second life or recycles them, so chalk up another win for sustainability, too.

Checking the trade-in value of your phone is fast and easy. Just head over to AT&T trade-in and complete a few quick steps:     

When you trade-in an old device, you may get bill credits for a qualifying trade-in device or an AT&T promotion card for your old device.

Read more about the AT&T Trade-in program 

Both new and existing customers get our best deals. AT&T offers great deals on popular smartphones, like Samsung Galaxy S25 Ultra. Check out our current best offers online.

You can also take advantage of great trade-in deals, AT&T PREPAID deals, and deals from the AT&T Signature Program for military, students, teachers, nurses, union members, AARP members, and corporate employees.