Verizon Communications Inc. launched its 5G ultra wideband mobile service in six new cities, bringing its 5G coverage to 28 cities.

The U.S. carrier's 5G service is now available in Miami; Salt Lake City; Grand Rapids, Mich.; Spokane, Wash.; Charlotte, N.C.; and Greensboro, N.C.

The recent launch of the 5G network follows Verizon's rollout in Los Angeles and in Des Moines, Iowa.

The company plans to roll out the network in more than 30 U.S. cities in 2019.