KAWZ, 89.9 MHz, in Twin Falls is the uplink station, feeding over 350 broadcast translators and 56 full-power radio stations[2] across the United States, including Alaska and the Hawaiian Islands.

KAWZ began broadcasting on April 3, 1988 (Easter Sunday), with Pastor Mike Kestler as its founder.

[4][5][6] The network was launched on April 26, 1995, broadcasting Christian radio over satellite from KAWZ in Twin Falls.

Mike Kestler is pastor of The River Christian Fellowship, a nondenominational church in Twin Falls.

[12] CSN International airs a variety of Christian talk and teaching programs, such as: A New Beginning with Greg Laurie, Jay Sekulow Live, Family Talk with James Dobson, Love Worth Finding with Adrian Rogers, Thru the Bible with Dr. J. Vernon McGee, Truth For Life with Alistair Begg, and Turning Point with David Jeremiah.