 AT & T Mobility , the mobile phone service provider for the iPhone , said through spokesman Mark Siegel that the size of this bill was exceptional . " We 're not sending lots of boxed bills to customers , " he told USA Today . He said that the billing is the same for all AT & T mobile users , but the popularity and functionality of the iPhone gave it new visibility . " It 's no different than with any other bill for any other device or any other service that we offer . " 
