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For the FM radio station in Rolla, Missouri formerly known as KMSM, see KMNR.
KMSM logo.jpg
City Butte, Montana
Slogan "King of the Hill" and "Butte's Only Alternative"
Frequency 103.9 (MHz)
First air date January 3, 1973
Format Variety
ERP 740 watts
HAAT -68 meters
Class 296A
Facility ID 3042
Transmitter coordinates 46°00′44″N 112°33′26″W / 46.01222°N 112.55722°W / 46.01222; -112.55722
Callsign meaning K
School of
Former callsigns KMSM 107.1
KMSM 106.9
KMSM 95.1
Owner Montana Tech of the University of Montana
(The Associated Students of Montana Tech)
Website [1]

KMSM-FM (103.9 FM) is a radio station licensed to serve Butte, Montana. The station is owned by The Associated Students of Montana Tech. It airs a Variety format.[1]

The station was assigned the KMSM-FM call letters by the Federal Communications Commission on January 3, 1973.[2]

The station was formerly broadcast at a frequency of 106.9 but was changed into 107.1 in 2003. It was changed to 103.9 in August 2011.

A DJ promotional record with KMSM FM 91.5 (from 1976) written on it, may elude to an earlier broadcast frequency.

Associated Students of Montana Tech run and maintain the station.


  1. ^ "Station Information Profile". Arbitron. 
  2. ^ "Call Sign History". FCC Media Bureau CDBS Public Access Database. 

External links[edit]