At t united states uses 2 gsm bands 2 umts bands and 4 lte bands.
Is att gsm or lte.
The cdma gsm split ended in theory as carriers all switched to lte a single global 4g standard starting in 2010.
But the difference remained because phones still needed to access the older 2g.
Download our list of phones that ll.
See the tables below for details.
Gsm vs lte call quality on cdma vs gsm.
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.
Plus you ll get faster download speeds high resolution.
At t didn t build the best network by accident.
Enjoy at t call protect which helps prevent robocalls.
Talk and data services won t work for wireless phones and devices that don t support at least 4g lte and hd voice.
Choose either wireless networks more networks or connections.
This at t lte band is used most commonly 3g hspa connectivity but some of it also goes toward lte.
To program an android device with the correct settings to connect to at t data services.
Tap mobile networks then access point names.
Find out if your unlocked phone or mobile device will work with at t united states.
Because of these investments our lte network now covers more than 99 percent of the united states.
Tap your device s settings menu.
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.
We built it by continually investing billions of dollars in expanding our coverage and improving our lte network for customers.
Find out if your phone is impacted.
Apple samsung huawei lg alcatel htc sony.
To find out if your phone is lte enabled check out this list or click on the brand below.
Find and select the option to add a new apn.
The backbone of at t s lte network and it provides practically a.
What you need to know about cdma vs.
Whether you use a cdma or gsm network it does not matter.