Boost Mobile LG Stylo 3

Good  Morning @WendallNkatie,

There is a very convenient way to find out if this phone is compatible to the AT&T network.  I  understand if you could use the phone you have been using, it would save you on purchasing a different phone.  I would be more than happy to help you with this. 

I am going to provide you with the link so you can find out if your phone is compatible with the AT&T network.  After you enter this information, the website will take you to a page where you can review the phones or order the SIM card you will need for the phone to get connected to AT&T. 

I hope this helps.  Have a great day!

Donna V, AT&T Community Specialist

Try To Install Android 7.1.2 Lineage OS 14.1 ROM For LG Stylo 3 Plus: https://www.gizrom.com/android-7-1-2-lineage-os-14-1-rom-lg-stylo-3-plus/