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Frequencies – St. Mary’s County

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Trunked Frequencies (must be entered in numerical order):
EDACS Regular
1 - 866.1625
2 - 866.4375
3 - 866.7675
4 - 867.4750
5 - 867.6375
6 - 867.7750
7 - 867.9375
8 - 868.1500
9 - 868.7250
10 - 868.7875

Talkgroups

Fire / Ems
AFS        DEC
06-021    0785 – Dispatch 1
06-022    0786 – Dispatch 2 (Future Use)
06-023    0787 – Meet 1
06-024    0788 – Meet 2
06-041    0801 – Fire Tac 1
06-042    0802 – Operations 1A
06-043    0803 – Operations 1B
06-044    0804 – Operations 1C
06-061    0817 – Fire Tac 2
06-062    0818 – Operations 2A
06-063    0819 – Operations 2B
06-064    0820 – Operations 2C
06-081    0833 – Fire Tac 3
06-082    0834 – Operations 3A
06-083    0835 – Operations 3B
06-084    0836 – Operations 3C
06-101    0849 – Fire Tac 4
06-102    0850 – Operations 4A
06-103    0851 – Operations 4B
06-104    0852 – Operations 4C
06-121    0865 – St. Mary’s Hospital 1
06-122    0866 – St. Mary’s Hospital 2
06-123    0867 – St. Mary’s Hospital 3
06-124    0868 – Syscom 1
06-125    0869 – Syscom 2
06-126    0870 – Syscom 3

Police
02-021    0273 - Sheriff Dispatch North
02-022    0274 - Sheriff Dispatch South
02-023    0275 - Sheriff Dispatch Central
02-024    0276 - Sheriff Supervisors
02-025    0277 - County Courthouse
02-026    0278 - General Police Ops. (High Priority Crimes)
02-027    0279 - CID
02-030    0280 - SOD
02-041    0289 - Sheriff Tac 1
02-042    0290 - Sheriff Tac 2
02-043    0291 - Sheriff Tac 3
02-044    0292 - Sheriff Tac 4
02-045    0293 - Sheriff Tac 5
02-046    0294 - Sheriff Tac 6
02-061    0305 - Detention Center
08-021    1041 - State Police Dispatch
08-022    1042 - State Police Tac 1
08-023    1043 - State Police Tac 2
08-024    1044 - State Police Tac 3

Local Government
04-021    0529 - Dept. of Public Works Dispatch
04-022    0530 - Highway Dept.
04-023    0531 - Public Works North
04-024    0532 - Public Works South
04-025    0533 - Public Works Central
04-026    0534 - Transit System
04-027    0535 - Building Services
04-030    0536 - Parks / Rec.
04-031    0537 - Permits / Inspections
04-032    0538 - School Board
04-033    0539 - METCOM (water, sewer)
04-041    0545 - County Emergency Communications Center
04-042    0546 - County 1
04-043    0547 - County 2
04-044    0548 - County 3
04-045    0549 - County 4
04-046    0550 - Agency-wide Emergency
04-061    0561 - Emergency Management Agency, ECC
04-062    0562 - Emergency Management Agency, OPS
04-063    0563 - Animal Control
04-064    0564 - Emergency Communications OPS
04-081    0565 - Radio Maintenance
04-082    0566 - Radio Testing 1
04-083    0567 - Radio Testing 2

Patches
15-151 – 15-157    2041-2048 – Agency Wide
Note: patches in the county (two talk groups converted to one, or a talk group temporarily linked to a conventional frequency) will appear as the above talk group number, not its original.

Fire / EMS Conventional
154.9800 – Fire / EMS Dispatch
154.2800 – Fire Area Mutual Aid System
44.7400 – Syscom (State Helo Operations)
47.6600 – Helo Med Patch
463.075 – MED4 (St. Mary’s to Ambulance)
468.075 – MED4 (Ambulance to St. Mary’s)

Fire Stations
1 – Leonardtown
2 – Mechanicsville
3 – Bay District (Lexington Park)
4 – Ridge
5 – Avenue
6 – Valley Lee
7 – Hollywood
9 – Bay District (California)
13 – NAWCAD (Patuxent River)
14 – NAWCAD (St. Indigo’s)
22 – Mechanicsville (Golden Beach Station)
83 – Calvert County, Solomon’s Island
87 – Calvert County, St. Leonard
8# - Calvert County Stations

EMS Stations
6 – Valley Lee VFD – (3)
19 – Leonardtown – (3)
29 – Mechanicsville – (4)
38 – Lexington Park (Buck Hewitt Rd) – (2)
39 – Lexington Park (Great Mills Rd) – (3)
49 – Ridge – (3)
59 – Avenue – (3)
79 – Hollywood – (4)
Mercy 5-5, 5-7 – Patuxent River Naval Air Station
83 – Calvert County, Solomon’s Island
87 – Calvert County, St. Leonard
8# - Calvert County Stations

 

Police Conventional

155.475 – Police Mutual Aid System
39.38 – State Police Dispatch, Leonardtown Barracks
39.66 – State Police, Criminal Investigation
39.22 – State Marine Police
44.74 – Syscom (Helo Ops)

Police Identifiers
A, Adam – Supervisors
D, David – Corrections Division Units
H, Henry – State Police, Charles County
I, Ida – Investigators
K9 – K9 Units
P, Paul – Patrol Units
S, Sam – Special Units
T, Tom – State Police, St. Mary’s County
U, Union – St Police, Calvert County

 

State Government

47.32 - State DOT - Ch.1
47.26 - State DOT - Ch.2
47.02 - State DOT - Ch.3 – (St. Mary’s Operations)
151.460 - Department Of Natural Resources - Ch.1 - (Forestry)
151.325 - Department Of Natural Resources - Ch.2 - (Parks/Enforcement)
151.145 - Department Of Natural Resources - Ch.3 - (Statewide Parks/Forestry)
151.355 - Department Of Natural Resources - Ch.4 - (Forestry)
151.415 - Department Of Natural Resources - Ch.5 - (Parks/Enforcement)
151.250 - Department Of Natural Resources - Ch.6 - (Forestry)
151.310 - Department Of Natural Resources - Ch.7 - (Parks/Enforcement)
159.285 - Department Of Natural Resources - Ch.8 - (Forest Fire Compact)
31.34 - Department Of Natural Resources - Administrative
31.46 - Department Of Natural Resources - Command/Water Resources
159.450 - Department Of Natural Resources - Police
44.90 - Department Of Emergency Management - (Nuclear Disaster)

County Government

156.180 - County Highway Department
159.075 - County Highway Department

Utilities

461.700 - American Cable - (Hollywood)
153.440 - Baltimore Gas & Electric
158.145 - Smecco - (Main Channel - Leonardtown)

Media

161.670 - Continental Radio Corporation
450.050 - Key Broadcasting Corporation
450.250 - Key Broadcasting Corporation
944.500 - Mechanicsville Community Broadcasting - STL
166.250 - Somar Communications
170.150 - Somar Communications
703.750 - TV Channel 52
450.250 - WMDM Mobile Remote
470.475 - WMDM Mobile Remote

Aviation

123.000 - St. Mary's Airport - (Unicom)
120.050 - St. Mary's Airport - (Approach/Departure)
134.100 - St. Mary's Airport - (Approach/Departure)
132.550 - St. Mary's Airport - (Approach/Departure)
122.100 - St. Mary's Airport - (F.S.S.)

Fuel And Oil

47.48 - Besche Oil Company Inc.
43.02 - Burch Oil Company Inc.
451.950 - Burch Oil Company Inc.
452.175 - Burch Oil Company Inc.
461.425 - St. Mary's Fuel and Ice
35.52 - Southern Maryland Oil
152.885 - Southern Maryland Oil
935.1625 - Southern Maryland Oil
935.150 - Southern Maryland Oil
49.56 - Steuart Petroleum
35.70 - Taylor Gas Company Inc.
151.715 - Universal Fuel Inc.

Construction

461.925 - A B & H Excavation Inc.
47.60 - Dean Construction Company
31.52 - Edward B. Howlin Inc.
49.54 - Insley Construction Company
461.425 - J.A. Norris Concrete Finishers
851.6125 - John Driggs Company
860.9125 - John Driggs Company
461.075 - Larry Hills & Sons Excavation
461.075 - Leonard Construction Company
461.075 - Raymond Woodburn Construction

Miscellaneous

31.76 - A & B Company - (Mechanicsville)
464.900 - All Star Maintenance
461.075 - C & C Septic Service
461.925 - Cain and Cammack Inc.
154.600 - Capper's Nursery
461.700 - Catholic Cemeteries of the Archdiocese
35.74 - Chaney Enterprises
855.9375 - Chaney Enterprises
461.2375 - Fairland Market Inc.
461.3875 - Fairland Market Inc.
151.715 - G.C.G.C. Fair Corporation
151.775 - G.C.G.C. Fair Corporation
154.570 - G.C.G.C. Fair Corporation
154.600 - G.C.G.C. Fair Corporation
169.445 - G.C.G.C. Fair Corporation
170.245 - G.C.G.C. Fair Corporation
171.105 - G.C.G.C. Fair Corporation
171.905 - G.C.G.C. Fair Corporation
451.650 - Glatfelter Pulp Wood Company
461.075 - Har Nel Inc.
159.840 - Hilldrup Transfer & Storage
461.925 - Irvin K. Jones Insurance
464.525 - Lundeberg Maryland Seamanship
151.715 - Mc Donald's Corporation
151.775 - Mc Donald's Corporation
154.570 - Mc Donald's Corporation
169.445 - Mc Donald's Corporation
170.245 - Mc Donald's Corporation
171.105 - Mc Donald's Corporation
171.905 - Mc Donald's Corporation
152.390 - Patuxent Cab Company Inc.
461.425 - Pax Tronix Corporation
461.075 - R & J Antenna
30.92 - St. Mary's Disposal
461.075 - Southern Modular Homes
461.925 - Tex Air
461.700 - VLC Plumbing & Heating Inc.
461.425 - William C. Mattingly Electrical
466.700 - Winters Sheet Metal Inc.
461.425 - Woodchuck Enterprises