frequency coordination

Southern California Repeater and Remote Base Association - SCRRBA is a volunteer organization providing coordination of a number of heavily utilized amateur radio frequency bands in Southern California.

220 MHZ Spectrum Management Assn - Amateur radio spectrum management and frequency coordination entity for 219

British Columbia Ham Radio Coordination Council - Frequency coordinations on BC Canada

UNYREPCO - Upper New York Repeater Council, Inc, support the frequency coordination needs of the Amateur Radio repeaters operating in its area

RAC Frequency Coordination - Canada RAC Frequency Coordination

MetroCor - Northern New Jersey, New York City/Long Island and Westchester County frequency coordination

Illinois Repeater Association - The Recognized Amateur Radio Frequency Coordination Organization In The State of Illinois

Arizona Spectrum Management Association - This is the site for the Arizona Spectrum Management Association. This group is a frequency coordination group for the Arizona and the Tri-State Area

T.A.S.M.A. - Amateur radio spectrum management and frequency coordination entity for 2-meters in southern california.

Minnesota Repeater Council - Organization of Minnesota repeater owners and users, and Minnesota frequency coordination.