Core Communicators Urban "Streetz 94.5" W233BF/WSTR-HD3 Atlanta has expanded its coverage to North Georgia as it has closed on its purchase of 94.5 WIPK Calhoun, GA. WIPK has dropped its Country "Kickin 94.5" format and flipped to a simulcast of the "Streetz" programming. Core Communicators North had purchased WIPK in January 2014 for $880,000. WIPK