This guide will help you make sure that the smartphone you buy on Perpay’s Marketplace works with your Mobile carrier!
Mobile carriers are usually compatible with either CDMA or GSM unlocked phones. If you have a CDMA carrier, you need a CDMA unlocked phone. If you have a GSM carrier, you need a GSM unlocked phone.
Make sure to check your phone's compatibility before placing your order 🔍
Unlocked | Compatible with all Mobile carriers |
GSM / CDMA Unlocked | Compatible with all Mobile carriers |
GSM Unlocked | Compatible with only GSM carriers |
CDMA Unlocked | Compatible with only CDMA carriers |
GSM/ Verizon Unlocked | Compatible with only GSM carriers, and Verizon |
The compatibility of each phone offered on the Perpay Marketplace is always listed in the item name when you browse our Marketplace! Check out an example from our Marketplace below:
How do I know if I have a GSM or a CDMA carrier?
CDMA carriers:
Verizon
Sprint
US Cellular
GSM carriers:
AT&T
T-Mobile
Don’t see your carrier in the list above? Check out the table below:
A quick internet search might help answer your question too! Try searching “Is (your carrier) CDMA or GSM”
Some mobile carriers use CDMA or GSM depending on the area you live in. If that’s the case for your mobile carrier, your best bet is to reach out to them directly to find out what type of phone you should buy.
You can also choose an unlocked or GSM / CDMA unlocked phone so that you don't have to worry about compatibility!
Mobile Carrier | Compatibility |
Affinity Cellular | CDMA |
Airvoice | GSM |
AT&T | GSM |
Beast Mobile | GSM OR CDMA |
Best Cellular | GSM OR CDMA |
Black Wireless | GSM |
Boom! Mobile | GSM OR CDMA |
Boost Mobile | CDMA |
Consumer Cellular | GSM OR CDMA |
Credo Mobile | CDMA |
Cricket Wireless | GSM |
easyGo | GSM |
EcoMobile | GSM OR CDMA |
Freedompop | GSM OR CDMA |
FreeUP Mobile | GSM |
Gen Mobile | CDMA |
Good2GO Mobile | GSM |
Google Fi | GSM OR CDMA |
GoSmart Mobile | GSM |
GreatCall | CDMA |
H2O Wireless | GSM |
Lycamobile | GSM |
Metro by T-Mobile (formerly MetroPCS) | GSM |
Mint Mobile | GSM |
Net10 | GSM OR CDMA |
netTALK Connect | GSM |
Page Plus Cellular | CDMA |
Patriot Mobile | CDMA |
Pix Wireless | GSM OR CDMA |
Pure TalkUSA | GSM |
Ready Mobile | CDMA |
Red Pocket Mobile | GSM OR CDMA |
Republic Wireless | GSM OR CDMA |
Selectel Wireless | CDMA |
Simple Mobile | GSM |
Spectrum Mobile | CDMA |
SpeedTalk Mobile | GSM |
Sprint | CDMA |
Straight Talk | GSM OR CDMA |
Telcel America | GSM |
Tello | CDMA |
Teltik | GSM |
TextNow | GSM OR CDMA |
Ting Mobile | GSM OR CDMA |
T-Mobile | GSM |
Total Wireless | CDMA |
Tracfone | GSM OR CDMA |
Twigby | CDMA |
Ultra Mobile | GSM |
UNREAL Mobile | GSM OR CDMA |
US Cellular | CDMA |
US Mobile | GSM OR CDMA |
Verizon | CDMA |
Virgin Mobile | CDMA |
Visible | CDMA |
Walmart Family Mobile | GSM |
Wing | CDMA |
Xfinity Mobile | CDMA |
Zing Wireless | GSM OR CDMA |
ZIP SIM | GSM |
At the end of the day, if you are still not sure what type of phone is compatible with your cellular provider, please feel free to reach out to us via chat or email at hello@perpay.com, and we will do our best to help!