Ameritech said Hilliard, Ohio, has approved Ameritech's cable TV franchise agreement. This is Ameritech New Media's first cable TV franchise in Ohio and 11th in the Midwest. Through its americast alliance--a cable TV venture formed by GTE, BellSouth, SBC Communications, Disney and Ameritech--Ameritech will initially provide 80 to 90 channels of video programming and information services. Advertising by Ameritech agency Fallon
McElligott, Minneapolis, is expected to begin before midyear.