USA

AT&T is one of the 4 major networks we have identified operating in the USA.

Detailed coverage maps for all major networks around the globe are available for free in the Opensignal app. 

Download the Opensignal app, available on Android or iOS, to:

• Accurately measure the true mobile network experience you receive on your mobile network
• See 2G, 3G, 4G and 5G network availability, stats and speeds experienced on all networks worldwide 
• Help contribute to the AT&T coverage map and contribute to future USA reports

All of the data used in our coverage maps is crowdsourced from our global community of app users, ensuring that the findings we publish reflect the real-world state of mobile network coverage as everyday users typically experience it.