Universal Licensing System

WQQJ255

CONTRA COSTA, COUNTY OF

License details

ULS identifier3434819
Call signWQQJ255
Radio serviceMW
StatusA
Grant date2022-10-08
Expiration2033-01-04
Frequency range10955 MHz
Locations2
Representative locationWalnut Creek, CONTRA COSTA, CA
Coordinates37.9015000, -122.0610000
Source archivel_micro.zip
Dataset refreshed2026-08-02 02:42:29

Licensee

NameCONTRA COSTA, COUNTY OF
Applicant typeG
FRN0001540145
LocationMartinez, CA
Address30 Douglas Drive, Martinez, CA, 94553
Phone9253131200
Email[email protected]

Frequency assignments

LocationAntennaStation classAssigned MHzUpper MHzCarrier MHzOutput WERP WAltitude
12FXO10955.00000000

Emission designators

LocationAntennaFrequency MHzUpper MHzEmission
1210955.0000000010M0D7W

Licensed locations

LocationTypeAddressCoordinatesGround elevationStructureHeightNEPA
1T1666 North Main Street, Walnut Creek, CONTRA COSTA, CA37.90150000, -122.0610000038.400 mBANT16.200 m structure / 18.300 m overallN
2R37.89722222, -122.0767500092.700 m

Antennas

LocationAntennaTypeMake / modelHeightPolarizationGain dBAzimuthRadiation centerMaximum EIRP W
21TCommscope SHP3-11WV38.7000251.1000
22RCommscope SHP3-11W38.70000.0000

Control points

NumberAddressCountyPhone
130 Douglas Drive, Martinez, CACONTRA COSTA9253131305

License history

DateFile or call signAction
2024-03-05WQQJ255LIMOD
2023-10-21WQQJ255LETCNS
2023-07-19WQQJ255PLAUPR
2023-04-11WQQJ255LETCNS
2022-10-08WQQJ255LIREN
2022-10-06WQQJ255ESURNW
2022-01-10WQQJ255LIMOD
2020-07-23WQQJ255LIAUA
2020-05-12WQQJ255LIAUA
2013-07-17WQQJ255LIMOD
2013-06-05WQQJ255ESUAPR
2013-01-04WQQJ255LIISS

Sources and provenance

SourceSource recordRetrievedMatch
ULS34348192026-08-02 02:42:29Official Bulk Record
Selected field provenance
FieldDisplayed valueSourceObserved
Call SignWQQJ255ULS 34348192026-08-02 02:42:29
StatusAULS 34348192026-08-02 02:42:29
ServiceMWULS 34348192026-08-02 02:42:29
Grant Date2022-10-08ULS 34348192026-08-02 02:42:29
Expiration Date2033-01-04ULS 34348192026-08-02 02:42:29