Customers are clamoring for smartphones and when it comes to carriers, AT&T is the leading option among U.S. providers. Today, AT&T announced that, supported by independent market research, twice as many smartphone users have chosen AT&T over other U.S. carriers. With its combination of the nation’s fastest 3G network and nearly 20,000 U.S. Wi-Fi hotspots offers Internet access across the U.S. for AT&T’s industry-leading lineup of devices, including Nokia E71x and BlackBerry Bold.

AT&T will soon be launching an advertising campaign that spotlights its smartphone leadership and illustrates the numerous ways AT&T customers stay productive using smartphones connected to the nation’s fastest 3G network.