AT&T INC revenue for the last year amounted to 103.08 B CHF, the most of which — 70.71 B CHF — came from its highest performing source at the moment, Communications - Mobility, the year earlier bringing 75.62 B CHF. The greatest contribution to the revenue figure was made by United States — last year it brought AT&T INC 98.59 B CHF, and the year before that — 107.27 B CHF.