C Spire ##s will be the fourth U.S. carrier to get the iPhone . T - Mobile , the fourth - largest carrier , still has no plans to get it . C ##isco operates on the same network infrastructure as Verizon .
C Spire Wireless will be the fourth U.S. carrier to get the iPhone . T-Mobile , the fourth-largest carrier , still has no plans to carry it . C Spire operates on the same network bands as Verizon .