Joseph Volpe for Engadget:

With almost two years to go before it reaches that end-of-year 2013 expansion target, the carrier’s flipping the switch on an additional eleven markets across the US, as well as completing coverage in New York City.

This isn’t related to Apple’s questionable decision to let the iPhone 4S display “4G” in its status bar since the iOS 5.1 update. 4G LTE isn’t yet supported on any Apple iPhone, though it is supported by the new iPad which ships this Friday.