Licensed to the suburb of Hamden, Connecticut, it serves New Haven and Hartford.

The studios are in Radio Towers Park on Benham Street in Hamden, where it shares facilities with sister stations WELI and WAVZ.

[4] Throughout the 1980s, WKCI was an affiliate of Rick Dees Weekly Top 40. iHeartMedia also owns a talk station in Waynesboro, Virginia, which shares the call sign WKCI on AM 970.

WKCI-FM began broadcasts in HD Radio in December 2004.

[5] Its HD2 signal airs a mainstream urban format, providing a second option to WZMX, and is simulcast on FM translator W265DB at 100.9 MHz, known as "100.9 The Beat"; this format signed on the air at 12 a.m. on June 23, 2015.