Just like Verizon, AT&T has been exapnading their LTE coverage that will certainly help new iPhone 5 owners attain the speeds they're expecting. In total, eight new areas have now gone live for AT&T.

  • Detroit (metro area)
  • Portland
  • Honolulu
  • Seattle
  • Pittsburgh
  • Sacramento
  • Birmingham
  • Memphis

In addition, AT&T has also expanded its LTE network in Miami-Dade County, continuing to bring it to more customers in south Florida.