WJYY (105.5 FM, "105.5 JYY") is a radio station broadcasting a Top 40 (CHR) format. Licensed to Concord, New Hampshire, USA, the station serves the southern New Hampshire area. The station is currently owned by Binnie Media and licensed to WBIN Media Co., Inc. The station was assigned the WJYY call letters by the Federal Communications Commission on January 31, 1983. WJYY was also simulcasted on a sister station 92.1 WNHQ until December 1999, when WNHQ flipped to WFEX, an alternative rock format that also simulcasted the Boston, Massachusetts alternative rock station WFNX.