| Broadcast area | Great Falls, Montana |
|---|---|
| Frequency | 93.7 MHz |
| Branding | Z93 |
| Programming | |
| Format | Defunct (was Classic rock) |
| Affiliations | |
| Ownership | |
| Owner | Munson Radio |
| KEIN | |
| History | |
First air date | 1998 (as KEIN-FM) |
Last air date | c. 2017 |
Former call signs | KEIN-FM (1997–1999) |
| Technical information | |
| Facility ID | 81886 |
| Class | C1 |
| ERP | 100,000 watts |
| HAAT | 170 meters (560 ft) |
Transmitter coordinates | 47°49′13″N 111°47′56″W / 47.82028°N 111.79889°W |
KTZZ (93.7 FM, "Z93") was a radio station broadcasting a classic rock format. Licensed to Conrad, Montana, United States, the station served the Great Falls area. The station was owned by Munson Radio and featured programming from Westwood One and Premiere Radio Networks.[1]
The station was assigned the call sign KEIN-FM on June 13, 1997. This was changed on December 22, 1999, to KTZZ.[2]
KTZZ's license was canceled by the Federal Communications Commission (FCC) on July 26, 2023. Owner Jeannine Mason disclosed in KTZZ's renewal application in January 2021 that she had lost control of the station's physical assets in March 2017, and was unable to determine the length of any discontinued operation; she did not respond to an FCC letter of inquiry in May 2023.[3]