Wikipedia
K-Rock is a common radio brand, generally carried by radio stations airing a modern rock format. CBS Radio has owned the K-Rock brand in the United States since 1986. Then known as Infinity Broadcasting, CBS acquired the K-Rock brand after purchasing noted Los Angeles rock station KROQ-FM, its callsign the origin of the "K-Rock" name. In Canada, the K-Rock trademark is held by Rogers Media, owner of CIKR-FM ("K-Rock 105.7") in Kingston, Ontario. Most other K-Rock stations in Canada are owned by Newcap Broadcasting.
UNITED STATES
Callsign
KROQ-FM
WXRK
WKRK-FM
WKRK-FM
WRKZ
WKLL
WKRL
WKRH
WRXK-FM
WKKN
KORL-HD2
KRKH
KMKF
CANADA
Callsign
CIKR-FM
CIRK-FM
CHFT-FM
CJXK-FM
CKQK-FM
CIJK-FM
VOCM-FM
CKXD-FM
CKXG-FM
CKXX-FM
CHNK-FM
AUSTRALIA
Callsign
3CAT-FM