Pages with the most categories
Showing below up to 100 results in range #51 to #150.
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- Encrypted Agencies (78 categories)
- AM Broadcast (78 categories)
- Spectrum (75 categories)
- Radio Spectrum Management and Allocations (75 categories)
- Hurricane Katrina (65 categories)
- Tone Signaling (64 categories)
- National Park Service (63 categories)
- Navy-Wide National Enterprise Land Mobile Radio System (ELMR) (60 categories)
- United States Air Force (157) Unknown Talkgroups by Site (60 categories)
- Priority Dispatch Codes (58 categories)
- 10 codes (55 categories)
- Expanded APCO 10 Codes (55 categories)
- BLS (Basic Life Support) (54 categories)
- ALS (Advanced Life Support) (54 categories)
- Railfan Radio FAQ (53 categories)
- Oil and Gas Production (TX) (53 categories)
- Railfan links -alphabetic sort (52 categories)
- US Trunked systems to be rebanded (51 categories)
- National Football League (NFL) (46 categories)
- United States Air Force (157) (45 categories)
- Deepwater Horizon / BP Oil Spill (44 categories)
- Nashville Milcom (42 categories)
- ARTCC (40 categories)
- NASCAR (38 categories)
- MOTOTRBO Public Safety Systems (38 categories)
- SECURE (38 categories)
- CBP Nets (38 categories)
- Military Aviation (MILAIR) (MS) (32 categories)
- Kansas City (ZKC) Air Route Traffic Control Center (32 categories)
- Joint National Capital Region (30 categories)
- Gulf States Milcom (30 categories)
- Hurricane Harvey (30 categories)
- Peoria County (IL) (29 categories)
- American Electric Power (29 categories)
- Tennessee Valley Authority (28 categories)
- BCD996T Lat-Lon - Sorted N-Z (27 categories)
- General Motors (USA) (27 categories)
- BCD996T Lat-Lon - Sorted A-H (27 categories)
- BCD996T Lat-Lon (27 categories)
- BCD996T Lat-Lon - Sorted I-M (27 categories)
- Canadian National Railways National Channel Plan (26 categories)
- Federal Radio ID Planning (26 categories)
- Franklin County (MO) (25 categories)
- Federal Reserve Bank System (25 categories)
- First Energy Site Information (25 categories)
- Drug Enforcement Administration (25 categories)
- Joint National Capital Region Unknown Talkgroups (25 categories)
- National Basketball Association (NBA) (24 categories)
- Western Area Power Administration (24 categories)
- Delmarva Milcom Monitoring (24 categories)
- IndyCar Series (24 categories)
- LPGA (24 categories)
- American Electric Power (AEP) P25 (22 categories)
- Big Ten Network (22 categories)
- Cape Girardeau County (MO) (22 categories)
- Lake County (IL) (22 categories)
- National Hockey League (NHL) (22 categories)
- Licking County (OH) (22 categories)
- United Airlines (21 categories)
- FleetTalk (21 categories)
- Calhoun County (MI) (21 categories)
- Ottawa County (MI) (21 categories)
- Internal Revenue Service (20 categories)
- Object Oriented Scanner Software (20 categories)
- Dirt Track Racing Frequencies (20 categories)
- Indianapolis (ZID) Air Route Traffic Control Center (20 categories)
- TeamConnect Frequency Research (20 categories)
- National Incident Radio Support Cache (20 categories)
- Washington Gas FCC Frequencies and Information (20 categories)
- Fort Worth (ZFW) Air Route Traffic Control Center (20 categories)
- Norfolk Southern (20 categories)
- EDACS Provoice Digital Systems (Police/Fire) (19 categories)
- Clark County (OH) (19 categories)
- Lyon County (IA) (19 categories)
- Ogle County (IL) (19 categories)
- Bloomington-Normal McLean County (IL) (19 categories)
- Major League Baseball (MLB) (19 categories)
- Wayne County (MI) (19 categories)
- Washington (ZDC) Air Route Traffic Control Center (18 categories)
- Cass County (MO) (18 categories)
- North Carolina Military Monitoring (NC) (18 categories)
- Simulcast Distortion (18 categories)
- Whistler Official Upgrade (WOU) (18 categories)
- RINS/COG Frequency Table (18 categories)
- AR777 AAR Track (18 categories)
- ALE Networks (18 categories)
- Combat Air Patrols (18 categories)
- Coles County (IL) (18 categories)
- New York City (NY) Fleet Week (18 categories)
- Denver (ZDV) Air Route Traffic Control Center (18 categories)
- Minneapolis (ZMP) Air Route Traffic Control Center (18 categories)
- Memphis (ZME) Air Route Traffic Control Center (18 categories)
- Logan County (IL) (17 categories)
- Kane County (IL) (17 categories)
- FBI North Eastern Region (17 categories)
- Vermilion County (IL) (17 categories)
- ARCH Medical Helicopter (US-MO/IL) (17 categories)
- Kendall County (IL) (17 categories)
- Woodford County (IL) (17 categories)
- Duchesne County (UT) (17 categories)