40650 kHz — 40.65 MHz

Name: FreqBuddy radio frequency database
License: https://freqbuddy.com/

VHF. 2 stations listed.

Stations listed on 40650 kHz
Station	Country	Location	Power (kW)	Schedule (UTC)	Language
Fort Harrison Army Airfield Operations	United States	Helena	—	—	—
Helena Regional Airport Operations	United States	Helena	—	—	—