Arizona
Southeast Arizona Radio Monitoring Club
California
CARMA - Southern California Monitoring Association
District of Columbia/Maryland/Virginia
Capitol Hill Monitors
Florida
Central Florida Listeners Group
Michigan
Michigan Area Radio Enthusiasts
North Carolina
Tarheel Scanner and SWL Listening Group
Ohio
Greater Youngstown Monitoring Association
Other
Scanner School
If you know of any that should be added to this list email: N4VKF@proton.me