See the try this first section.
Is att gsm or lte.
Choose either wireless networks more networks or connections.
Download our list of phones that ll.
See the tables below for details.
Enjoy at t call protect which helps prevent robocalls.
Find out if your unlocked phone or mobile device will work with at t united states.
Talk and data services won t work for wireless phones and devices that don t support at least 4g lte and hd voice.
At t didn t build the best network by accident.
The cdma gsm split ended in theory as carriers all switched to lte a single global 4g standard starting in 2010.
To program an android device with the correct settings to connect to at t data services.
In a time where prepaid services are very attractive and more and more phones are available as unlocked models that work on a variety of 5g 4g lte and 3g gsm cdma bands this a question you.
What you need to know about cdma vs.
This at t lte band is used most commonly 3g hspa connectivity but some of it also goes toward lte.
Plus you ll get faster download speeds high resolution.
Apple samsung huawei lg alcatel htc sony.
Tap mobile networks then access point names.
At t owns a lot in this frequency range throughout the nation and band 5 is sometimes used in areas where there is no band 12 17 coverage.
At t united states uses 2 gsm bands 2 umts bands and 4 lte bands.
Connect up to 40 wi fi devices like tablets smartphones and laptops.
Tap your device s settings menu.
Gsm vs lte call quality on cdma vs gsm.
Whether you use a cdma or gsm network it does not matter.
Find out if your phone is impacted.
Bring the high speed of at t 4g lte to your office and wirelessly connect wi fi enabled devices with the easy to use at t wireless internet device increase your options.
But the difference remained because phones still needed to access the older 2g.
Because of these investments our lte network now covers more than 99 percent of the united states.
The backbone of at t s lte network and it provides practically a.