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Montgomery County (MD) Unknown Talkgroups

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Unidentified Talkgroups

Guessing based on pattern, it appears that each Public Works and Transportation Highway Services depot may have 3 consecutive talkgroups. The Highway Services depots are Gaithersburg East, Gaithersburg West, Colesville, Bethesda (Seven Locks), Silver Spring, Poolesville and Damascus.

  • 304 - "MC Park PD Secure/Patch?" Active with MC Park PD 'Unit 120'. Seems to only show two to three Radio IDs [Motorola Type II Status Bit ID+8 DES Encryption Talkgroup]
  • 1904 - Encrypted
  • 2608 - MCPD Encrypted (Very active this evening.. 4 unique RIDs) - OCT-3-2019
  • 2704 - Encrypted
  • 2736 - MCPD Encrypted (Very active this evening.. 7 unique RIDs) - OCT-3-2019
  • 8928 - Encrypted
  • 8960 - Encrypted (During T-Storms - 8-20-2019) - [RIDs: 54201, 54220, 54554]
  • 13232 - Organizers for North Face Endurance Challenge (Algonkian Regional Park - 4/28/19)
  • 14320 - Encrypted
  • 15312 - MD NRP TAC - RE: Deers and hunters near the Canal River Rd Area. Areas Zone Numbers and Sites mentioned (DEC-18-2019)
  • 15344 - Police
  • 16064 - MCPD Encrypted
  • 16096 - MCPD Encrypted
  • 16304 - Police?
  • 32016 -
  • 32048 - Encrypted
  • 32080 - Encrypted
  • 32720 - SOD or SAT with MCPD District 4 dispatch in the background
  • 48176 - Encrypted

Unfound Talkgroups

These Talkgrousp are known to exist, but have yet to be identified

Alpha Tag        Mode   Agency/Description
C11 PDSEC 	 E 	County Police - Secure  
C12 PDCMD 	 E 	County Police - Command  
F7 SID 7 	 E 	County Police - Special Investigations Division - Operations 7  
F11 MAJCR 	 E 	County Police - Special Investigations Division - Major Crimes  
S13 SHTAC 	 D 	Sheriff's Office - Tactical  
S14 SHCMD 	 E 	Sheriff's Office - Command  
S15 SHSRT 	 E 	Sheriff's Office - Special Response Team (SWAT)  
NR NISTR 	 D 	National Institute of Standards and Technology - Reactor  
NS NISTS 	 D 	National Institute of Standards and Technology - Safety