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City Spokane, Washington
Slogan Sacred Heart Radio
Frequency 970 kHz
First air date 1947
Format Christian radio
Power 5,000 watts day
1,000 watts night
Class B
Facility ID 38492
Transmitter coordinates 47°36′59″N 117°21′55″W / 47.61639°N 117.36528°W / 47.61639; -117.36528
Former callsigns KREM (1947-1985)
KZZU (1985-1987)
KHIT (1987-1988)
KTRW (1988-2005)
Affiliations EWTN
Owner Sacred Heart Radio, Inc.
Webcast Listen live
Website sacredheartradio.org

KTTO (970 AM) is a radio station broadcasting a Christian radio format. Licensed to Spokane, Washington, United States, the station serves the Spokane area. The station is currently owned by Sacred Heart Radio, Inc.[1]

On November 20, 2015 KTTO was granted a Federal Communications Commission construction permit to increase day power to 5,300 watts and decrease night power to 750 watts.[2]


The station went on the air as KREM. On 1987-10-16, the station changed its call sign to KHIT, on 1988-02-22 to KTRW, on 2005-09-29 to the current KTTO,[3]


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