The growing popularity of such smartphones as Apple Inc.'s iPhone and Research in Motion Ltd.'s BlackBerry, combined with the increased use of SMS text-messages, have contributed to the rise of mobile banking and mobile payments, industry experts say.

The number of U.S. cellular service subscribers will increase to 322 million by 2013 from 291 million in 2009, according to data supplied by the Cellular Telecommunications Industry Association that will appear in the 2010 edition of the ATM&Debit News EFT Data Book, which will publish as the newsletter's Sept. 24 issue.

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