AT&T Inc. revenue for the last year amounted to 122.43 B USD, the most of which — 83.98 B USD — came from its highest performing source at the moment, Communications - Mobility, the year earlier bringing 81.78 B USD. The greatest contribution to the revenue figure was made by United States — last year it brought AT&T Inc. 117.10 B USD, and the year before that — 116.01 B USD.