CJTK-FM is a Canadian radio station, which airs Christian music and programming at 95.5 FM in Sudbury, Ontario.

On June 6, 1997, Curtis Belcher, the owner of Enternacom Inc., received CRTC approval to operate a new Christian music radio station in Sudbury and began broadcasting later that same year.

On December 5, 2005, CJTK received approval to add a rebroadcaster at Little Current on the frequency, 102.1 MHz and began broadcasting in September 2006.

On October 11, 2011, Eternacom Inc. applied to add a new low-power FM transmitter in Mattawa, Ontario, which will rebroadcast the programming of CJTK-FM-1 North Bay.

[8] On March 30, 2015, the CRTC approved Eternacom's application to add an FM transmitter at Timmins, which will rebroadcast CJTK-FM on 105.5 MHz.

[15] The rebroadcaster in North Bay airs its own separate morning program, but simulcasts the Sudbury station the rest of the time.

[17] On May 22, 2019, Harvest Ministries Sudbury applied to add a new FM transmitter to rebroadcast CJTK-FM at Kapuskasing on the frequency of 88.5 MHz.