| Frequency
| Input
| Callsign
| Description
| System/Category
| Tag
| Updated
|
| 46.54000 |
|
KIU838 |
School Buses |
Charles, County of |
Public Works |
2010:10:06 |
| 138.30000 |
|
|
Paging (Channel 7) |
Naval Surface Warfare Center (NSWC) Indian Head Division |
Military |
2008:02:28 |
| 138.32500 |
|
|
Stump Neck (EOD) Robots (Channel 8) |
Naval Surface Warfare Center (NSWC) Indian Head Division |
Military |
2008:02:28 |
| 138.85000 |
|
|
Public Works (Channel 5) |
Naval Surface Warfare Center (NSWC) Indian Head Division |
Military |
2008:02:28 |
| 139.47500 |
|
|
Stump Neck (EOD) and Public Works (Channel 6) |
Naval Surface Warfare Center (NSWC) Indian Head Division |
Military |
2008:02:28 |
| 139.52500 |
143.52500 |
|
Fire (Channel 3) |
Naval Surface Warfare Center (NSWC) Indian Head Division |
Military |
2008:02:28 |
| 139.52500 |
|
|
Fire (Channel 4) |
Naval Surface Warfare Center (NSWC) Indian Head Division |
Military |
2008:02:28 |
| 139.57500 |
143.57500 |
|
Fire Station Alerting (Channel 9) |
Naval Surface Warfare Center (NSWC) Indian Head Division |
Military |
2008:02:28 |
| 140.52500 |
150.52500 |
|
Police/Security (Channel 1) |
Naval Surface Warfare Center (NSWC) Indian Head Division |
Military |
2008:02:28 |
| 140.52500 |
|
|
Police/Security (Channel 2) |
Naval Surface Warfare Center (NSWC) Indian Head Division |
Military |
2008:02:28 |
| 154.28000 |
|
WNLY619 |
Fire Mutual Aid |
Charles, County of |
Fire-Tac |
2001:01:01 |
| 155.08500 |
|
WNCB949 |
Fire Dispatch (Simulcast of FE MAIN from TRS) |
Charles, County of |
Fire Dispatch |
2010:10:06 |
| 155.53500 |
156.15000 |
WNDD762 |
Fireground (Simulcast of FE TAC1 from TRS) |
Charles, County of |
Fire-Tac |
2010:10:06 |
| 158.22000 |
|
KGA322 |
Southern Maryland Electrical Coop (SMECO) |
Utilities |
Utilities |
2007:07:08 |
| 168.73750 |
|
|
Site 001 La Plata |
Integrated Wireless Network (IWN) National Capital Region |
TRS |
2013:02:09 |
| 173.18750 |
|
|
Site 001 La Plata |
Integrated Wireless Network (IWN) National Capital Region |
TRS |
2013:02:09 |
| 380.45000 |
|
|
Site 002 NSWC Indian Head |
Joint National Capital Region |
TRS |
2013:01:13 |
| 380.76250 |
|
|
Site 002 NSWC Indian Head |
Joint National Capital Region |
TRS |
2013:01:13 |
| 381.07500 |
|
|
Site 002 NSWC Indian Head |
Joint National Capital Region |
TRS |
2013:01:13 |
| 381.42500 |
|
|
Site 002 NSWC Indian Head |
Joint National Capital Region |
TRS |
2013:01:13 |
| 381.70000 |
|
|
Site 002 NSWC Indian Head |
Joint National Capital Region |
TRS |
2013:01:13 |
| 416.47500 |
|
|
Fire Alarms |
Naval Surface Warfare Center (NSWC) Indian Head Division |
Military |
2008:02:28 |
| 453.42500 |
|
KNBU824 |
Detention Center |
Charles, County of |
Law Tac |
2010:10:06 |
| 462.22500 |
467.22500 |
WPQH782 |
LBM (Contractor) |
Naval Surface Warfare Center (NSWC) Indian Head Division |
Military |
2008:02:28 |
| 495.56250 |
|
|
Site 002 Unconfirmed LCN |
Champion Communication (Waldorf) |
TRS |
2000:01:01 |
| 495.58750 |
|
|
Site 002 Unconfirmed LCN |
Champion Communication (Waldorf) |
TRS |
2000:01:01 |
| 495.68750 |
|
|
Site 002 Unconfirmed LCN |
Champion Communication (Waldorf) |
TRS |
2000:01:01 |
| 495.71250 |
|
|
Site 002 Unconfirmed LCN |
Champion Communication (Mechanicsville) |
TRS |
2000:01:01 |
| 495.73750 |
|
|
Site 002 Unconfirmed LCN |
Champion Communication (Waldorf) |
TRS |
2000:01:01 |
| 495.93750 |
|
|
Site 002 Unconfirmed LCN |
Champion Communication (Mechanicsville) |
TRS |
2000:01:01 |
| 496.03750 |
|
|
Site 002 Unconfirmed LCN |
Champion Communication (Waldorf) |
TRS |
2000:01:01 |
| 496.13750 |
|
|
Site 002 Unconfirmed LCN |
Champion Communication (Waldorf) |
TRS |
2000:01:01 |
| 496.26250 |
|
|
Site 002 Unconfirmed LCN |
Champion Communication (Mechanicsville) |
TRS |
2000:01:01 |
| 496.28750 |
|
|
Site 002 Unconfirmed LCN |
Champion Communication (Waldorf) |
TRS |
2000:01:01 |
| 496.36250 |
|
|
Site 002 Unconfirmed LCN |
Champion Communication (Waldorf) |
TRS |
2000:01:01 |
| 496.38750 |
|
|
Site 002 Unconfirmed LCN |
Champion Communication (Waldorf) |
TRS |
2000:01:01 |
| 496.41250 |
|
|
Site 002 Unconfirmed LCN |
Champion Communication (Mechanicsville) |
TRS |
2000:01:01 |
| 496.73750 |
|
|
Site 002 Unconfirmed LCN |
Champion Communication (Waldorf) |
TRS |
2000:01:01 |
| 496.88750 |
|
|
Site 002 Unconfirmed LCN |
Champion Communication (Mechanicsville) |
TRS |
2000:01:01 |
| 496.96250 |
|
|
Site 002 Unconfirmed LCN |
Champion Communication (Waldorf) |
TRS |
2000:01:01 |
| 851.01250 |
821.01250 |
WPZI729 |
800 MHz Interoperability Calling |
Charles, County of |
Interop |
2012:08:28 |
| 851.07500 |
|
|
Site 001 Simulcast |
Charles County |
TRS |
2012:08:25 |
| 851.32500 |
|
|
Site 001 Simulcast |
Charles County |
TRS |
2012:08:25 |
| 851.51250 |
821.51250 |
WPZI729 |
800 MHz Interoperability Tactical 1 |
Charles, County of |
Interop |
2012:08:28 |
| 851.56250 |
|
|
Site 001 Simulcast |
Charles County |
TRS |
2012:08:25 |
| 851.83750 |
821.83750 |
WQBA736 |
Regional Interservice 2 |
Charles, County of |
Interop |
2012:08:28 |
| 851.86250 |
821.86250 |
WQBA736 |
Regional Interservice 5 |
Charles, County of |
Interop |
2012:08:28 |
| 852.01250 |
822.01250 |
WPZI729 |
800 MHz Interoperability Tactical 2 |
Charles, County of |
Interop |
2012:08:28 |
| 852.06250 |
|
|
Site 001 Simulcast |
Charles County |
TRS |
2012:08:25 |
| 852.23750 |
822.23750 |
WQBA736 |
Regional Interservice 3 |
Charles, County of |
Interop |
2012:08:28 |
| 852.48750 |
822.48750 |
WQBA736 |
Regional Interservice 4 |
Charles, County of |
Interop |
2012:08:28 |
| 852.51250 |
822.51250 |
WPZI729 |
800 MHz Interoperability Tactical 3 |
Charles, County of |
Interop |
2012:08:28 |
| 852.76250 |
822.76250 |
WQBA736 |
Regional Interservice 6 |
Charles, County of |
Interop |
2012:08:28 |
| 853.01250 |
823.01250 |
WPZI729 |
800 MHz Interoperability Tactical 4 |
Charles, County of |
Interop |
2012:08:28 |
| 853.26250 |
|
|
Site 001 Simulcast |
Charles County |
TRS |
2012:08:25 |
| 853.37500 |
|
|
Site 001 Simulcast |
Charles County |
TRS |
2012:08:25 |
| 853.51250 |
823.51250 |
WQBA736 |
Regional Interservice 1 |
Charles, County of |
Interop |
2012:08:28 |
| 853.65000 |
|
|
Site 001 Simulcast |
Charles County |
TRS |
2012:08:25 |
| 853.90000 |
|
|
Site 001 Simulcast |
Charles County |
TRS |
2012:08:25 |
| 936.66250 |
897.66250 |
WPTH269 |
Security |
St. Charles Towne Center |
Security |
2008:01:27 |
| 937.91250 |
898.91250 |
WPTH269 |
Housekeeping |
St. Charles Towne Center |
Business |
2006:11:28 |