When it comes to expanding 4G LTE coverage, no one can accuse AT&T of resting on its laurels, since, after passed the 500-market Milestone, in January, it announced today that it is adding six new coverage areas, and adding two expansions, Droid-life.com reports, noting Tell City, Indiana and Charlevoix and Emmet counties of Michigan will see improved LTE.

The company’s momentum is impressive, and if this rate is any indication, the carrier appears to have a good chance of completing its 4G LTE rollout by summer 2014. Also, it recently announced that it will beat Verizon to the punch with LTE-Advanced coverage and HD Voice in select markets.