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- Wisconsin Civil Aviation (14 members)
- Iowa Civil Aviation (14 members)
- Ontario Common Carriers (14 members)
- Alabama Medical (14 members)
- Scanner Reviews (14 members)
- Canada Recreation or Attractions (14 members)
- US Forest Service in Colorado (14 members)
- Tennessee Civil Aviation (14 members)
- Pennsylvania Military Aviation (13 members)
- Illinois Media (13 members)
- Nebraska Law Enforcement (13 members)
- New Hampshire Law Enforcement (13 members)
- Connecticut Fire Services (13 members)
- Scanners Error Messages (13 members)
- Illinois Railroads Frequencies (13 members)
- Canada NXDN NEXEDGE (13 members)
- Florida Railroads (13 members)
- District of Columbia MOTOTRBO Information (13 members)
- California Fire Services Frequencies (13 members)
- Minnesota MOTOTRBO Information (13 members)
- US and Canadian Common Fast Food Frequencies (13 members)
- Kentucky MOTOTRBO Information (13 members)
- North Carolina MOTOTRBO Information (13 members)
- Indiana Railroads (13 members)
- Alaska Fire Services (13 members)
- Alabama Brevity Codes (13 members)
- Wisconsin Fire Services Frequencies (13 members)
- Rhode Island Businesses (13 members)
- Alberta Businesses (13 members)
- California Communications Providers Frequencies (13 members)
- United States Air Force in California (13 members)
- District of Columbia Trunking Information (13 members)
- West Virginia Trunking Information (13 members)
- Alberta Medical (13 members)
- US Federal Government in Kansas (13 members)
- US Federal Government in New Hampshire (13 members)
- Montana Recreation or Attractions Frequencies (13 members)
- US Federal Government Frequencies in Virginia (13 members)
- US Federal Government Frequencies in New Mexico (13 members)
- Ground Transportation (13 members)
- Alberta MOTOTRBO Information (13 members)
- Maryland Ground Transportation (13 members)
- Virginia Utilities (13 members)
- Tennessee Sports Events and Organizations (13 members)
- Illinois Military Aviation (13 members)
- Georgia Sports Events and Organizations (13 members)
- District of Columbia Sports Events and Organizations (13 members)
- Ohio Sports Events and Organizations Frequencies (13 members)
- Utah Civil Aviation (13 members)
- Arizona Sports Events and Organizations (13 members)
- Hawaii Trunked Radio Systems (13 members)
- Canada MOTOTRBO Information (13 members)
- Oklahoma Military Aviation (13 members)
- US Fish and Wildlife in Minnesota (13 members)
- Arkansas Civil Aviation (13 members)
- Maryland Civil Aviation Frequencies (13 members)
- Software by Brand (13 members)
- Receive-Only Antennas (13 members)
- Russia HF Waterfalls (13 members)
- Indiana CSX Transportation Frequencies (13 members)
- DSDPlus (12 members)
- Ontario DMR (12 members)
- Tennessee RID/UIDs (12 members)
- Amateur Radio (12 members)
- California RID/UIDs (12 members)
- Kansas Station IDs (12 members)
- Nevada Recreation or Attractions (12 members)
- British Columbia Businesses (12 members)
- Wisconsin Utilities (12 members)
- Maine Law Enforcement (12 members)
- Idaho Medical (12 members)
- Alabama Unknown Talkgroups (12 members)
- South Carolina Fire Tone Outs (12 members)
- United States Air Show Frequencies (12 members)
- FAQ (12 members)
- Georgia Fire Tone Outs (12 members)
- Help (12 members)
- Wisconsin Unknown Talkgroups (12 members)
- Missouri MOTOTRBO Information (12 members)
- Missouri Brevity Codes (12 members)
- Montana Fire Services (12 members)
- Florida RID/UIDs (12 members)
- Connecticut RID/UIDs (12 members)
- Connecticut Brevity Codes (12 members)
- Connecticut Law Enforcement (12 members)
- Medical (12 members)
- New York NXDN NEXEDGE (12 members)
- Ohio NXDN NEXEDGE (12 members)
- Texas NXDN NEXEDGE (12 members)
- Missouri NXDN NEXEDGE (12 members)
- Illinois NXDN NEXEDGE (12 members)
- Virginia NXDN NEXEDGE (12 members)
- North Carolina Utilities (12 members)
- US Land Management Frequencies (12 members)
- Civil Aviation (12 members)
- United States Air Force in Maryland (12 members)
- Ohio Railroads (12 members)
- United States Air Force in Virginia (12 members)
- Washington Brevity Codes (12 members)
- Washington Medical (12 members)
- Radio Shack Scanners Modifications (12 members)
- Washington Fire Services (12 members)
- Weather (12 members)
- Marine or Maritime (12 members)
- Wisconsin Brevity Codes (12 members)
- Law Enforcement (12 members)
- Fire Services (12 members)
- Saskatchewan Businesses (12 members)
- Prince Edward Island Businesses (12 members)
- Nova Scotia Businesses (12 members)
- Michigan Marine or Maritime (12 members)
- Kentucky Trunking Information (12 members)
- Oklahoma Trunking Information (12 members)
- Idaho Recreation or Attractions Frequencies (12 members)
- Quebec Trunked Radio Systems (12 members)
- Arkansas Utilities (12 members)
- US Federal Government in Alaska (12 members)
- US Federal Government in Indiana (12 members)
- US Federal Government in Kentucky (12 members)
- US Federal Government in Maine (12 members)
- US Federal Government in West Virginia (12 members)
- North Carolina Recreation or Attractions (12 members)
- US Federal Government Frequencies in Georgia (12 members)
- US Federal Government Frequencies in Mississippi (12 members)
- US Federal Government in New Jersey (12 members)
- US Federal Government Frequencies in North Dakota (12 members)
- US Federal Government Frequencies in Ohio (12 members)
- US Federal Government Frequencies in Oregon (12 members)
- US Federal Government Frequencies in Pennsylvania (12 members)
- US Federal Government Frequencies in Tennessee (12 members)
- US Federal Government Frequencies in Nevada (12 members)
- Saskatchewan Trunking Information (12 members)
- US Federal Government Frequencies in Idaho (12 members)
- US Federal Government Frequencies in Montana (12 members)
- Ground Transportation Frequencies (12 members)
- Wisconsin Ground Transportation (12 members)
- Yupiteru Receivers (12 members)
- Florida Ground Transportation (12 members)
- Indiana Civil Aviation (12 members)
- Colorado Sports Events and Organizations (12 members)
- Minnesota Sports Events and Organizations (12 members)
- New Mexico Civil Aviation (12 members)
- New York Utilities Frequencies (12 members)
- Minnesota Civil Aviation (12 members)
- Utah Education (12 members)
- Canada Aviation (12 members)
- Texas Military Aviation Frequencies (12 members)
- Maryland Military Aviation Frequencies (12 members)
- US Fish and Wildlife Frequencies in Minnesota (12 members)
- US Forest Service in Idaho (12 members)
- Scanners and Scanning (12 members)
- Iowa MOTOTRBO Information (11 members)
- Kentucky Fire Services Frequencies (11 members)
- Iowa RID/UIDs (11 members)
- Michigan Fast Food Frequencies (11 members)
- Maine Medical (11 members)
- Illinois Media Frequencies (11 members)
- Wisconsin Sports Events and Organizations Frequencies (11 members)
- Vermont Businesses (11 members)
- Uniden Sentinel (11 members)
- Scanner accessories (11 members)
- Trunking Information (11 members)
- Oklahoma Brevity Codes (11 members)
- Ontario Utilities (11 members)
- Massachusetts Railroads (11 members)
- California Brevity Codes (11 members)
- California Law Enforcement Frequencies (11 members)
- Wisconsin MOTOTRBO Information (11 members)
- Minnesota Utilities (11 members)
- Oregon MOTOTRBO Information (11 members)
- Arkansas Law Enforcement (11 members)
- Pennsylvania Railroads (11 members)
- New Jersey Railroads (11 members)
- Maryland Railroads (11 members)
- United States Navy in Alabama (11 members)
- Uniden Scanners Modifications (11 members)
- Yaesu Amateur Radio Gear (11 members)
- Marine or Maritime Frequencies (11 members)
- BuTel Software (11 members)
- Tennessee Railroads (11 members)
- Rhode Island Business Frequencies (11 members)
- Yukon Businesses (11 members)
- Nunavut Businesses (11 members)
- Northwest Territories Businesses (11 members)
- Newfoundland/Labrador Businesses (11 members)
- New Brunswick Businesses (11 members)
- Manitoba Businesses (11 members)
- Pennsylvania Communications Providers (11 members)
- Virginia Communications Providers (11 members)
- Michigan Marine or Maritime Frequencies (11 members)
- Colorado Recreation or Attractions Frequencies (11 members)
- US Federal Government in Nebraska (11 members)
- US Federal Government in Arkansas (11 members)
- US Federal Government in Vermont (11 members)
- US Federal Government Frequencies in Alabama (11 members)
- US Federal Government in Connecticut (11 members)
- US Federal Government in Hawaii (11 members)
- US Federal Government in Iowa (11 members)
- US Federal Government Frequencies in Kansas (11 members)
- Wyoming Recreation or Attractions Frequencies (11 members)
- US Federal Government Frequencies in Wisconsin (11 members)
- US Federal Government Frequencies in Louisiana (11 members)
- Delaware Trunking Information (11 members)
- Idaho Trunking Information (11 members)
- Amateur Radio Frequencies (11 members)
- Vertex Professional Radios (11 members)
- Yaesu Receivers (11 members)
- HF Frequencies (11 members)
- Massachusetts Sports Events and Organizations (11 members)
- Kentucky Sports Events and Organizations (11 members)
- Ohio Civil Aviation Frequencies (11 members)
- New Jersey Sports Events and Organizations (11 members)
- Arizona Civil Aviation (11 members)
- Iowa Sports Events and Organizations Frequencies (11 members)
- Ontario Sports Events and Organizations (11 members)
- North Dakota Trunked Radio Systems (11 members)
- Louisiana Medical (11 members)
- Delaware Trunked Radio Systems (11 members)
- Idaho Trunked Radio Systems (11 members)
- Louisiana Military Aviation (11 members)
- Massachusetts Civil Aviation (11 members)
- Florida Education (11 members)
- Utah Education Frequencies (11 members)
- Oregon Civil Aviation (11 members)
- Arkansas Railroads (11 members)
- Georgia Civil Aviation (11 members)
- US National Parks Frequencies in Utah (11 members)
- US Forest Service Frequencies in Idaho (11 members)
- Puerto Rico Businesses (11 members)
- Nevada Civil Aviation (11 members)
- South Carolina MOTOTRBO Information (11 members)
- New Jersey Marine or Maritime Frequencies (11 members)
- HF Amateur Radio Waterfalls (10 members)
- Virginia DMR (10 members)
- Illinois NXDN (10 members)
- Maryland Marine or Maritime Frequencies (10 members)
- Alberta Unknown Talkgroups (10 members)
- Vermont Business Frequencies (10 members)
- Iowa Brevity Codes (10 members)
- New York Education (10 members)
- Maine Fire Services (10 members)
- Idaho Fire Services (10 members)
- Puerto Rico Business Frequencies (10 members)
- South Carolina Unknown Talkgroups (10 members)
- Mississippi Brevity Codes (10 members)
- Missouri Fire Tone Outs (10 members)
- Arkansas Fire Tone Outs (10 members)
- Saskatchewan Trunked Radio Systems (10 members)
- Nebraska Medical (10 members)
- New Hampshire Station IDs (10 members)
- Bermuda (10 members)
- Railroads Frequencies (10 members)
- Missouri Medical Aviation (10 members)
- Connecticut Fire Tone Outs (10 members)
- New York Law Enforcement Frequencies (10 members)
- North Carolina Fire Services Frequencies (10 members)
- South Carolina Utilities (10 members)
- Colorado Brevity Codes (10 members)
- Indiana NXDN NEXEDGE (10 members)
- Georgia Railroads (10 members)
- Oregon Brevity Codes (10 members)
- West Virginia MOTOTRBO Information (10 members)
- Washington MOTOTRBO Information (10 members)
- New York Recreation or Attractions (10 members)
- Connecticut Railroads (10 members)
- United States Air Force in Oklahoma (10 members)
- Alaska Medical (10 members)
- Iowa Railroads (10 members)
- Nova Scotia Frequencies (10 members)
- United States Navy in Louisiana (10 members)
- West Virginia Brevity Codes (10 members)
- Oregon Railroads (10 members)
- Idaho Station IDs (10 members)
- Manitoba (10 members)
- Virginia Railroads (10 members)
- California Communications Providers (10 members)
- Missouri Communications Providers Frequencies (10 members)
- Illinois Deprecated Trunked Systems (10 members)
- New York Military (10 members)
- Texas Military (10 members)
- Arizona Recreation or Attractions Frequencies (10 members)
- Florida Military (10 members)
- Oregon Recreation or Attractions (10 members)
- Newfoundland/Labrador (10 members)
- Kentucky Utilities (10 members)
- US Federal Government in Puerto Rico (10 members)
- US Federal Government Frequencies in Colorado (10 members)
- US Federal Government Frequencies in Kentucky (10 members)
- US Federal Government Frequencies in New Hampshire (10 members)
- US Federal Government in Rhode Island (10 members)
- US Federal Government Frequencies in Utah (10 members)
- US Federal Government Frequencies in South Dakota (10 members)
- US Federal Government Frequencies in Wyoming (10 members)
- Wisconsin Ground Transportation Frequencies (10 members)
- Virginia Ground Transportation (10 members)
- US Civil Air Patrol (10 members)
- Texas Ground Transportation Frequencies (10 members)
- Tennessee Trunking Information (10 members)
- Software for Whistler Scanners (10 members)
- Illinois Amateur Radio Repeaters (10 members)
- US Defense in Oklahoma (10 members)
- HF Antennas (10 members)
- US Defense in Louisiana (10 members)
- US Defense in New Jersey (10 members)
- United Kingdom (10 members)
- Pennsylvania Ground Transportation (10 members)
- North Carolina Sports Events and Organizations (10 members)
- Civil Aviation Frequencies (10 members)
- Virginia Military Aviation Frequencies (10 members)
- Tennessee Sports Events and Organizations Frequencies (10 members)
- Florida Sports Events and Organizations Frequencies (10 members)
- California Sports Events and Organizations Frequencies (10 members)
- Pennsylvania Sports Events and Organizations Frequencies (10 members)
- Colorado Military Aviation (10 members)
- Montana Civil Aviation (10 members)
- Nebraska Civil Aviation (10 members)
- Maryland Sports Events and Organizations (10 members)
- Florida Military Aviation Frequencies (10 members)
- North Carolina Railroads (10 members)
- Connecticut Civil Aviation (10 members)
- District of Columbia Civil Aviation (10 members)
- Victoria (10 members)
- Missouri Civil Aviation Frequencies (10 members)
- North Carolina Military Aviation (10 members)
- Mississippi Military Aviation Frequencies (10 members)
- Antennas (9 members)
- North Carolina Fast Food Frequencies (9 members)
- Digital Scanners (9 members)
- Louisiana Law Enforcement (9 members)
- Virginia Fast Food Frequencies (9 members)
- Kentucky Fast Food Frequencies (9 members)
- Massachusetts Fire Services Frequencies (9 members)
- Arizona Unknown Talkgroups (9 members)
- District of Columbia Unknown Talkgroups (9 members)
- Indiana Unknown Talkgroups (9 members)
- Nevada Unknown Talkgroups (9 members)
- Iowa Unknown Talkgroups (9 members)
- North Carolina Unknown Talkgroups (9 members)
- Louisiana Fire Tone Outs (9 members)
- Oklahoma Unknown Talkgroups (9 members)
- New Hampshire Fire Services (9 members)
- New Mexico Law Enforcement (9 members)
- Michigan Railroads Frequencies (9 members)
- Connecticut Station IDs (9 members)
- Asia (9 members)
- Michigan NXDN NEXEDGE (9 members)
- Massachusetts CSX Transportation (9 members)
- Pennsylvania Law Enforcement Frequencies (9 members)
- Idaho MOTOTRBO Information (9 members)
- United States Air Force in Illinois (9 members)
- United States Navy in Maryland (9 members)
- South Dakota Medical (9 members)
- United States Air Force Frequencies in Texas (9 members)
- District of Columbia Railroads (9 members)
- United States Air Force in Alabama (9 members)
- Mobile Amateur Radio Gear (9 members)
- Kentucky Railroads (9 members)
- United States Navy in New Jersey (9 members)
- Wisconsin Law Enforcement Frequencies (9 members)
- Weather Frequencies (9 members)
- Montana Station IDs (9 members)
- California Marine or Maritime (9 members)
- New Jersey Fast Food Frequencies (9 members)
- Wyoming Fast Food Frequencies (9 members)
- Texas Fast Food Frequencies (9 members)
- California Fast Food Frequencies (9 members)
- Minnesota Communications Providers (9 members)
- Quebec Trunking Information (9 members)
- Texas Major Events and Disasters (9 members)
- California Deprecated Trunked Systems (9 members)
- Kentucky Military (9 members)
- New York Military Frequencies (9 members)
- Washington Recreation or Attractions (9 members)
- Indiana Recreation or Attractions (9 members)
- New Jersey Military (9 members)
- Illinois Military (9 members)
- Tennessee Military (9 members)
- Maryland Military (9 members)
- Wisconsin Recreation or Attractions (9 members)
- Ohio Military (9 members)
- Michigan Military (9 members)
- New Mexico Recreation or Attractions (9 members)
- South Dakota Trunking Information (9 members)
- Virginia Recreation or Attractions (9 members)
- US Federal Government Frequencies in Connecticut (9 members)
- US Federal Government Frequencies in Indiana (9 members)
- US Federal Government Frequencies in New Jersey (9 members)
- US Federal Government Frequencies in Vermont (9 members)
- US Federal Government Frequencies in West Virginia (9 members)
- Massachusetts Recreation or Attractions (9 members)
- US Federal Government Frequencies in Maine (9 members)
- Northwest Territories (9 members)
- New Jersey Communications Providers Frequencies (9 members)
- Minnesota Ground Transportation (9 members)
- Kentucky Ground Transportation (9 members)
- Iowa Ground Transportation (9 members)
- Indiana Ground Transportation (9 members)
- California Ground Transportation (9 members)
- US Civil Air Patrol Frequencies (9 members)
- US Defense in Alabama (9 members)
- US Defense in Illinois (9 members)
- US National Parks in Virginia (9 members)
- New Jersey Ground Transportation (9 members)
- Oklahoma Sports Events and Organizations (9 members)
- New York Sports Events and Organizations Frequencies (9 members)
- Kansas Sports Events and Organizations (9 members)
- Military Aviation Frequencies (9 members)
- Indiana Military Aviation (9 members)
- Kentucky Military Aviation (9 members)
- Ohio Military Aviation Frequencies (9 members)
- Arizona Military Aviation (9 members)
- Kansas Civil Aviation (9 members)
- New Mexico Military Aviation (9 members)
- South Dakota Civil Aviation (9 members)
- Utah Military Aviation (9 members)
- Iowa Military Aviation (9 members)
- Pennsylvania Communications Providers Frequencies (9 members)
- Utah Trunked Radio Systems (9 members)
- Alaska Civil Aviation (9 members)
- Kentucky Medical Frequencies (9 members)
- Mississippi Medical (9 members)
- Massachusetts Military Aviation (9 members)
- Minnesota Military Aviation (9 members)
- New Jersey Civil Aviation Frequencies (9 members)
- Oklahoma Civil Aviation Frequencies (9 members)
- South Carolina Civil Aviation (9 members)
- Canada Medical (9 members)
- South Carolina Railroads (9 members)
- West Virginia Railroads (9 members)
- Alabama Railroads Frequencies (9 members)
- Idaho Civil Aviation (9 members)
- Canada Law Enforcement (9 members)
- Michigan Military Aviation Frequencies (9 members)
- District of Columbia Military Aviation (9 members)
- Hawaii Civil Aviation (9 members)
- Tennessee Military Aviation (9 members)
- Queensland (9 members)
- Equipment by Type (9 members)
- US Indian Affairs in Montana (9 members)
- US Land Management in Nevada (9 members)
- Scanners (9 members)
- Delaware MOTOTRBO Information (9 members)
- New Zealand (9 members)
- US Forest Service Frequencies in Montana (9 members)
- US Forest Service in Montana (9 members)
- United States Common Carriers (9 members)
- Oregon DMR (9 members)
- DSDPlus Text Files (9 members)
- Tennessee NXDN NEXEDGE (8 members)
- Kansas DMR (8 members)
- Caribbean Region Frequencies (8 members)
- Indiana Law Enforcement Frequencies (8 members)
- North Carolina RID/UIDs (8 members)
- Kentucky RID/UIDs (8 members)
- Louisiana Station IDs (8 members)
- Massachusetts Fire Tone Outs (8 members)
- Alabama Fire Tone Outs (8 members)
- Alberta Law Enforcement (8 members)
- Hawaii Medical (8 members)
- Montana Law Enforcement (8 members)
- Nevada Law Enforcement (8 members)
- Nevada Brevity Codes (8 members)
- Maine Fire Tone Outs (8 members)
- District of Columbia Law Enforcement (8 members)
- Delaware Medical (8 members)
- Medical Frequencies (8 members)
- Colorado Railroads (8 members)
- Ontario Railroads (8 members)
- California Fire Services Aviation (8 members)
- Saskatchewan Law Enforcement (8 members)
- South Carolina Fire Services Frequencies (8 members)
- Indiana Railroads Frequencies (8 members)
- Delaware Railroads (8 members)
- Wisconsin Railroads (8 members)
- California Railroads (8 members)
- Virginia Fire Services Frequencies (8 members)
- Washington Law Enforcement Frequencies (8 members)
- Minnesota Railroads (8 members)
- Brevity Codes (8 members)
- Washington Railroads (8 members)
- California Marine or Maritime Frequencies (8 members)
- Alabama Fast Food Frequencies (8 members)
- Alaska Fast Food Frequencies (8 members)
- Arizona Fast Food Frequencies (8 members)
- Arkansas Fast Food Frequencies (8 members)
- Colorado Fast Food Frequencies (8 members)
- Connecticut Fast Food Frequencies (8 members)
- Delaware Fast Food Frequencies (8 members)
- District of Columbia Fast Food Frequencies (8 members)
- Georgia Fast Food Frequencies (8 members)
- Idaho Fast Food Frequencies (8 members)
- North Dakota Civil Aviation (8 members)
- Indiana Fast Food Frequencies (8 members)
- Iowa Fast Food Frequencies (8 members)
- Kansas Fast Food Frequencies (8 members)
- Louisiana Fast Food Frequencies (8 members)
- Maine Fast Food Frequencies (8 members)
- Maryland Fast Food Frequencies (8 members)
- Massachusetts Fast Food Frequencies (8 members)
- Minnesota Fast Food Frequencies (8 members)