Sprint just announced that they will add wimax 4G coverage in four more cities. Those area includes include Cincinnati, Cleveland, Los Angeles, Miami, Pittsburgh, Salt Lake City and St. Louis. Sprint is the first national wireless carrier to actually test, launch and market 4G technology with their upcoming Android powered HTC Supersonic With Sprint 4G, the mobile Internet potential is virtually limitless.
EDIT: In addition to previously announced cities Sprint WiMAX 4G will be available in 7 more cities New York, San Francisco, Boston, Denver, Kansas City, Houston, Minneapolis, and Washington, DC We are not sure about the launch dates but Sprint sure means business and they will capture more market share by offering WIMAX 4G.
And if you are in a WIMAX 4G city? Check out WIMAX 4G enabled Sprint cell phones.
Source: Sprint Press Release