In the U.S., three providers offer 3G service: AT&T, Verizon Wireless and Sprint . The fourth nationwide carrier, T-Mobile, says it will roll out its 3G network starting later this year.
In the U.S., three providers offer 3G service: AT&T, Verizon Wireless and Sprint . The fourth nationwide carrier, T-Mobile, says it will roll out its 3G network starting later this year.