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- Monroe County (MO)
- Monroe County (MS)
- Monroe County (NY)
- Monroe County (NY) Amateur Radio
- Monroe County (NY) Amateur Radio Repeaters
- Monroe County (NY) Ambulances
- Monroe County (NY) Canal Locks/Liftbridges
- Monroe County (NY) Colleges and Universities
- Monroe County (NY) Fire Tone Outs
- Monroe County (NY) Fire and EMS Call Signs
- Monroe County (NY) Firefighting
- Monroe County (NY) Law Enforcement
- Monroe County (NY) Rochester City
- Monroe County (NY) Rochester City FD
- Monroe County (NY) Rochester City FD Apparatus
- Monroe County (NY) Rochester City PD
- Monroe County (NY) Sheriff
- Monroe County (NY) Towns and Villages Unit Numbers
- Monroe County (OH)
- Monroe County (PA)
- Monroe County (PA) EMS Patient Codes
- Monroe County (PA) Police/Fire ID's
- Monroe County (PA) Police Codes
- Monroe County (TN)
- Monroe County (WI)
- Monroe County (WV)
- Monroe Regional Airport (MLU) Ouachita Parish (LA)
- Montague County (TX)
- Montana(US)
- Montana (US)
- Montana Counties
- Montana Federal (MT)
- Montana Interoperable Public Safety Radio System Unknown Talkgroups
- Montana Mutual Aid & Common Frequecies (MT)
- Montana Public Safety Communications System
- Montana Railroads (MT)
- Montana Statewide Interoperable Public Safety Radio System
- Montcalm County (MI)
- Monteregie County (QC)
- Monterey County (CA)
- Montezuma County (CO)
- Montgomery Count , MD (P25) Fire/Rescue Talkgroups to Find
- Montgomery County
- Montgomery County, MD
- Montgomery County, MD (P16)
- Montgomery County, MD (P25)
- Montgomery County, MD (P25) Radio IDs and Patterns
- Montgomery County, MD (P25) Unidentified Talkgroup Information
- Montgomery County (AL)
- Montgomery County (IL)
- Montgomery County (IL) Unit IDs
- Montgomery County (MD)
- Montgomery County (MD) Fire Tone Outs
- Montgomery County (MD) MCFRS Radio Aliases
- Montgomery County (MD) Police
- Montgomery County (MD) Response Codes
- Montgomery County (MD) Station Locations
- Montgomery County (MD) Stations and Apparatus
- Montgomery County (MD) Unit IDs
- Montgomery County (MD) Unknown Talkgroups
- Montgomery County (MO)
- Montgomery County (MS)
- Montgomery County (NC)
- Montgomery County (NY)
- Montgomery County (NY) Canal Locks
- Montgomery County (NY) EMS
- Montgomery County (NY) Fire
- Montgomery County (NY) Fire Tone Outs
- Montgomery County (NY) Law Enforcement
- Montgomery County (OH)
- Montgomery County (OH) TRS
- Montgomery County (OH) TRS RID 1
- Montgomery County (OH) TRS RID 2
- Montgomery County (OH) TRS RID 3
- Montgomery County (P25)
- Montgomery County (P25) Unknown Talkgroups
- Montgomery County (PA)
- Montgomery County (PA) Apparatus Identifiers
- Montgomery County (PA) EMS ID's
- Montgomery County (PA) Fire/E.M.S. Sta. Locations
- Montgomery County (PA) Fire Stations ID's
- Montgomery County (PA) Police ID's
- Montgomery County (PA) Quick Call II tone sets
- Montgomery County (PA) Radio IDs
- Montgomery County (PA) TRS
- Montgomery County (PA) Unconfirmed Frequencies
- Montgomery County (TN)
- Montgomery County (TX)
- Montgomery County (TX) Conroe Fire Pager Tones
- Montgomery County (TX) EMS Codes and Priority Levels
- Montgomery County (TX) Emergency Services Districts
- Montgomery County (TX) Fire Com Pager Tones
- Montgomery County (TX) Fire Department Numbers
- Montgomery County (TX) Hospital District (MCHD) EMS Station Pager Tones
- Montgomery County (TX) Hospital District (MCHD) EMS Stations
- Montgomery County (TX) Law Enforcement Radio Codes
- Montgomery County (TX) Law Enforcement Unit IDs
- Montgomery County (TX) TRS
- Montgomery County (TX) Unit IDs
- Montgomery County (VA)
- Montgomery County MD
- Montgomery County OH
- Montgomery County PA
- Montgomery Metro Communications Cooperative District
- Montgomery Metro Communications Cooperative District Unknown Talkgroups
- Montgomery Regional Airport (MGM) Montgomery County (AL)
- Montmorency County (MI)
- Montour County (PA)
- Montreal County (QC)
- Montrose County (CO)
- Moore County (NC)
- Mooresville
- Moose Jaw Police Service
- Moose Jaw Police Service RID/UIDs
- Moose Jaw Police Service Talkgroups
- Mora County (NM)
- Morgan County (AL)
- Morgan County (AL) Drawbridges
- Morgan County (CO)
- Morgan County (IL)
- Morgan County (IN)
- Morgan County (MO)
- Morgan County (OH)
- Morgan County (UT)
- Morgan County (WV)
- Morongo (CA) Fire Department Stations
- Morris County (NJ)
- Morris County (TX)
- Morrison County (MN)
- Morrison County (MN) Radio IDs on ARMER
- Morrow County (OH)
- MotoNet CP+ (DMR)
- MotoNet CP+ Iowa Site Research
- MotoNet CP+ Kansas Site Research
- MotoNet CP+ Missouri Site Research
- MotoNet CP+ Unidentified Talkgroups
- MotoTRBO Cap+ Amateur System
- MotoTRBO Cap+ Amateur System - Talkgroups
- Motorola
- Motorola ASTRO
- Motorola ASTRO Saber
- Motorola ASTRO Spectra
- Motorola CPS
- Motorola Direct Talk
- Motorola Encryption Topics
- Motorola Jedi Series
- Motorola MCS2000
- Motorola Professional Series
- Motorola Radios
- Motorola Talkgroups
- Motorola Trunked Infrastructure Versions
- Motorola Type I
- Motorola Type II
- Motorola Type II SmartNet
- Motorola Type II SmartZone
- Motorola Type II SmartZone OmniLink
- Motorola Type II Smartnet
- Motorola Type II VOC
- Motorola Type IIi Hybrid
- Motorola XTS Series
- Moultrie County (IL)
- Mount Pleasant (WI) Police
- Mountain View County (AB)
- Mountain Village Regional Public Safety System
- Moving DMA Data to Other Radios in Freescan
- Mower County (MN)
- Mower County (MN) Radio IDs on ARMER
- Mt. Olympus Hotel/Resort
- Mt. Olympus Hotel/Resort DMR Bandplan
- Muhlenberg County (KY)
- Multi-Site Trunked System Programming for Whistler/GRE Object-Oriented Scanners
- Multi-Use Radio Service
- Multi-Use Radio Service (MURS) (US Nationwide)
- Multicast
- Multnomah County (OR)
- Multnomah County (OR) Sensitive Incident Codes
- Multnomah County 10 Codes
- Multnomah County Law Enforcement Unit Numbers
- Multnomah County Sheriff Unit Numbers
- Murfreesboro TN
- Murray County (MN)
- Murrysville Municipal Services
- Murrysville Municipal Services Talkgroup and RIDs
- Muscatine County (IA)
- Muscogee County (GA)
- Muscogee County (GA) Columbus Brevity Codes
- Muscogee Regional Communications System
- Muscogee Regional Communications System Unknown Talkgroups
- Museum District Day
- Muskegon County (MI)
- Muskingum County (OH)
- Muskogee County (OK)
- Muskoka District County (ON)
- Mussel Ops
- Mutual Aid/Common (MT)
- MyRR
- Myrtle Beach Communications
- Myrtle Beach Communications (Burgess) DMR Bandplan
- Myrtle Beach Communications (DMR)
- Myrtle Beach Communications (Georgetown) DMR Bandplan
- Myrtle Beach Communications (Motorola)
- Myrtle Beach Communications (Myrtle Beach) DMR Bandplan
- N2HLT System
- NA-Nashville Terminal Sub
- NAC
- NASA Ames Research Center
- NASA Ames Research Center old talkgroups
- NASA Michoud Assembly Facility
- NASCAR
- NASCAR Canadian Tire Series
- NAVTEX Waterfall
- NB-New Bedford Sub
- NBA All-Star 2013
- NBA All-Star 2024
- NC-New Castle Terminal Sub
- NC4ES DMR Cluster
- NCAA Basketball - Big Ten Conference
- NCAA Final Four 2011
- NCAA Final Four 2016
- NCAA Football - Big 12 Conference
- NCAA Football - Big Ten Conference
- NCTCOG P25 Regional Overlay
- NC Department of Public Safety
- NC Medical Helicopters
- ND-North End Sub
- NEXEDGE
- NEXEDGE (OH)
- NEXEDGE Business Systems
- NE State Patrol (NE)
- NFL Network
- NFM
- NG-Niagara Sub
- NH-Nahunta Sub
- NHRA
- NJ ANG 177th Fighter Wing
- NJ Railroads (NJ)
- NJ Sports
- NJ Utilities
- NL-Norlina Sub
- NM-NO and M Sub
- NM State Police (NM)
- NNSA National Security Campus
- NNSA National Security Campus Talkgroup and Site Research
- NO-Northern Sub
- NOAA
- NOLF Barin (NBJ) Baldwin County (AL)
- NOLF Choctaw (NFJ) Santa Rosa County (FL)
- NOLF Santa Rosa (NGS) Santa Rosa County (FL)
- NOLF Saufley Field (NUN) Escambia County (FL)
- NORAD
- NR-New River Sub
- NRG Park
- NRG Park Harris County (TX)
- NSW Ambulance (NSW)
- NSW Fire Brigade (NSW)
- NSW Government Radio Network (P25)
- NSW Rural Fire Services (NSW)
- NSW State Emergency Services (NSW)
- NS EMO (province-wide) (NS)
- NS Fire (province-wide) (NS)
- NTIA
- NV-Nashville Sub
- NWCD - Northwest Central Dispatch
- NW Radio (LTR Downtown Houston)
- NW Radio (LTR Northwest Houston)
- NXDN
- NXDN Tips for the BCDx36HP and SDS Scanners
- NYCOMCO (EDACS)
- NYCOMCO (MOTOTRBO)
- NYCOMCO (MOTOTRBO) RID/UIDs
- NYCOMCO (MOTOTRBO) Unconfirmed Talkgroups
- NYCOMCO (Tier III)
- NYCOMCO (Tier III) RID/UIDs
- NYCOMCO (Tier III) Sites
- NYCOMCO (Tier III) Unconfirmed Talkgroups
- NYCOMCO EDACS Radio IDs
- NYCOMCO EDACS Site Map and Description
- NYC Interoperable Communications Network (NYCICN)
- NYC Interoperable Communications Network (NYCICN) Radio IDs
- NYC Interoperable Communications Network (NYCICN) Unknown Talkgroups
- NYSDOT HELP Trucks
- NYSDOT Region 10 HELP Trucks (NY)
- NYSDOT Region 11 HELP Trucks (NY)
- NYSDOT Region 1 HELP Trucks (NY)
- NYSDOT Region 3 HELP Trucks (NY)
- NYSDOT Region 4 HELP Trucks (NY)
- NYSDOT Region 5 HELP Trucks (NY)
- NYSDOT Region 8 HELP Trucks (NY)
- NYS Bridge Authority
- NYS Department of Corrections and Community Supervision (NY)
- NYS Department of Environmental Conservation (NY)
- NYS Department of Environmental Conservation (NY) Unit IDs
- NYS Department of Environmental Conservation (NY) Unvalidated Frequencies
- NYS Department of Transportation (NY)
- NYS Insurance Department Callsigns
- NYS Medevac (NY)
- NYS OMRDD
- NYS Office of Mental Health
- NYS Parks, Recreation and Historic Preservation (NY)
- NYS Thruway Authority (NY)
- NYS Thruway Contract Tows
- NYS Thruway Division 1 - New York
- NYS Thruway Division 2 - Albany
- NYS Thruway Division 3 - Syracuse
- NYS Thruway Division 4 - Buffalo
- NYS Thruway Headquarters - Albany
- NY Businesses
- NY Fast Foods
- NY News Media
- NY Sports
- NY State Electric and Gas Conventional Frequencies
- NY State Parks Commission
- NY State Police (NY)
- NY State Police Academy
- NY State Police Headquarters
- NY State Police Troop A
- NY State Police Troop B
- NY State Police Troop C
- NY State Police Troop D
- NY State Police Troop E
- NY State Police Troop F
- NY State Police Troop G
- NY State Police Troop K
- NY State Police Troop L
- NY State Police Troop NYC
- NY State Police Troop T
- NY Utilities
- Nantucket County (MA)
- Napa County (CA)
- Narrowband VHF Railroad Frequencies
- Narrowbanding
- Nash County (NC)
- Nash County (NC) Fire/Rescue
- Nash County (NC) Township VFDs
- Nashville International Airport (BNA) Davidson County (TN)
- Nashville Milcom
- Nassau County (FL)
- Nassau County (NY)
- Nassau County (NY) Drawbridges
- Nassau County (NY) Fire Tone Outs
- Nassau County Police
- Natchez Trace Parkway (AL/MS/TN)
- National (Boise) Interagency Fire Center (ID)
- National Basketball Association (NBA)
- National Cemetery Administration