1 by revenues | 2 Includes capital investments in our wireless and wireline networks and acquisitions of wireless spectrum and operations from 2016 to 2020 | 3 Includes dividends and share buybacks from 2016-2020; | 4 GWS awarded AT&T Best Network OneScore 2020. GWS conducts drive periodicities for AT&T and uses the data in its OneScore analysis. | 5 Fastest based on analysis by Ookla® of Speedtest Intelligence® data median download speeds on Apple Manufactured phones for Q1 2021. Ookla trademarks used under license and reprinted with permission. | 6 Results have been reclassified to conform to current-period presentation. See Form 8-K dated April 9, 2021.