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Aberdeen Proving Ground

System Name: Aberdeen Proving Ground
Location: Aberdeen, MD
County: Harford
System Type: Project 25 Phase I
System Voice: APCO-25 Common Air Interface Exclusive
System ID: Sysid: 04B WACN: 08C76
Last Updated: October 8, 2025, 17:21 pm UTC   [Updated 1 talkgroups for All]
FCC Callsigns Map Site Locations Report

Sites and Frequencies

Red (c) are control channel capable frequencies
RFSS Site Name Freqs
1 (1) 001 (1) Aberdeen 380.9625c386.075c386.2625c386.425c386.675c386.975c388.0625c388.300c
   388.450c388.650c      
2 (2) 002 (2) Edgewood 386.100c386.700c388.000c388.150c388.325c389.4375c  
3 (3) 003 (3) Churchville 386.400c388.800c      
4 (4) 004 (4) Aberdeen South 385.7625c386.150c386.600c     
Talkgroup Category Report

Talkgroups

All
DEC HEX Mode Alpha TagDescriptionTag
75031d4fDFire MainFire MainFire Dispatch
75041d50DFire DeptFire DepartmentFire Dispatch
75051d51DFire Tac 1Fire Tac 1Fire-Tac
75141d5aDMil PoliceMilitary PoliceLaw Dispatch
75151d5bDPolice 2Police 2Law Dispatch
75291d69DAberdeen PDAberdeen Police PatchLaw Dispatch
75301d6aDHarford SOHarford Sheriff PatchLaw Dispatch
75311d6bDHarfordFD A1Harford Fire A1 PatchFire Dispatch
75321d6cDHarfordFD FGHarford Fire Fireground PatchFire-Tac
76431ddbDRange ContrlRange ControlMilitary
76671df3DAPG AirfieldAirfield ControlMilitary
76861e06DAPG TestFacTest FacilityMilitary
76951e0fDAPG Mil Veh TestMilitary Vehicular Testing Military
80311f5fDFire Tac 2Fire Tac 2Fire-Tac