San Mateo County Police Frequencies

If available, see below for a list of known police frequencies for San Mateo County in California. Or, navigate to your city or town to view your local city and/or police frequencies within San Mateo County, California.


Conventional San Mateo County Sheriff Scanner Frequencies

Frequency Description Agency
484.4875San Mateo County Sheriff - AlternateSan Mateo County Sheriff
488.5375San Mateo County Sheriff - TACSan Mateo County Sheriff
488.7125San Mateo County Sheriff - TACSan Mateo County Sheriff
488.8625San Mateo County Sheriff - TACSan Mateo County Sheriff
488.8875San Mateo County Sheriff - TACSan Mateo County Sheriff


San Mateo County Sheriff Trunking Frequencies & Talkgroups

Below are any San Mateo County trunking scanner frequencies and their corresponding talkgroups (decimals). Be sure to check the system name of each frequency and talkgroup to make sure you are inputting everything correctly into your scanner (some systems are different types, so you'll need to input each system separately).

San Mateo County Sheriff Trunking Frequencies

System Name System Type Frequency
San Mateo CountyProject 25 Phase I769.10625
San Mateo CountyProject 25 Phase I769.30625
San Mateo CountyProject 25 Phase I769.34375
San Mateo CountyProject 25 Phase I770.03125
San Mateo CountyProject 25 Phase I770.30625
San Mateo CountyProject 25 Phase I771.05625
San Mateo CountyProject 25 Phase I771.28125

San Mateo CountyProject 25 Phase I771.35625
San Mateo CountyProject 25 Phase I771.43125
San Mateo CountyProject 25 Phase I771.58125
San Mateo CountyProject 25 Phase I771.80625
San Mateo CountyProject 25 Phase I771.88125
San Mateo CountyProject 25 Phase I772.03125
San Mateo CountyProject 25 Phase I772.10625

San Mateo CountyProject 25 Phase I772.18125
San Mateo CountyProject 25 Phase I772.25625
San Mateo CountyProject 25 Phase I772.40625
San Mateo CountyProject 25 Phase I772.63125
San Mateo CountyProject 25 Phase I772.70625
San Mateo CountyProject 25 Phase I772.78125
San Mateo CountyProject 25 Phase I772.93125

San Mateo CountyProject 25 Phase I773.40625
San Mateo CountyProject 25 Phase I773.48125
San Mateo CountyProject 25 Phase I773.88125
San Mateo CountyProject 25 Phase I773.96875
San Mateo CountyProject 25 Phase I774.63125
San Mateo CountyProject 25 Phase I774.70625

San Mateo County Sheriff Trunking Talkgroups

System Name Talkgroup Description
San Mateo County817San Mateo County Sheriff - Dispatch
San Mateo County865San Mateo County Sheriff - Dispatch
San Mateo County866San Mateo County Sheriff - Dispatch
San Mateo County914San Mateo County Sheriff - Dispatch
San Mateo County525San Mateo County Sheriff - TAC
San Mateo County526San Mateo County Sheriff - TAC
San Mateo County527San Mateo County Sheriff - TAC
San Mateo County528San Mateo County Sheriff - TAC
San Mateo County609San Mateo County Sheriff - TAC
San Mateo County818San Mateo County Sheriff - TAC
San Mateo County819San Mateo County Sheriff - TAC
San Mateo County820San Mateo County Sheriff - TAC

San Mateo County821San Mateo County Sheriff - TAC
San Mateo County822San Mateo County Sheriff - TAC
San Mateo County849San Mateo County Sheriff - TAC
San Mateo County850San Mateo County Sheriff - TAC
San Mateo County851San Mateo County Sheriff - TAC
San Mateo County852San Mateo County Sheriff - TAC
San Mateo County853San Mateo County Sheriff - TAC
San Mateo County854San Mateo County Sheriff - TAC
San Mateo County855San Mateo County Sheriff - TAC
San Mateo County856San Mateo County Sheriff - TAC
San Mateo County857San Mateo County Sheriff - TAC
San Mateo County858San Mateo County Sheriff - TAC

San Mateo County859San Mateo County Sheriff - TAC
San Mateo County860San Mateo County Sheriff - TAC
San Mateo County861San Mateo County Sheriff - TAC
San Mateo County862San Mateo County Sheriff - TAC
San Mateo County863San Mateo County Sheriff - TAC
San Mateo County864San Mateo County Sheriff - TAC
San Mateo County867San Mateo County Sheriff - TAC
San Mateo County868San Mateo County Sheriff - TAC
San Mateo County869San Mateo County Sheriff - TAC
San Mateo County870San Mateo County Sheriff - TAC
San Mateo County871San Mateo County Sheriff - TAC
San Mateo County872San Mateo County Sheriff - TAC

San Mateo County873San Mateo County Sheriff - TAC
San Mateo County874San Mateo County Sheriff - TAC
San Mateo County875San Mateo County Sheriff - TAC
San Mateo County876San Mateo County Sheriff - TAC
San Mateo County877San Mateo County Sheriff - TAC
San Mateo County878San Mateo County Sheriff - TAC
San Mateo County879San Mateo County Sheriff - TAC
San Mateo County880San Mateo County Sheriff - TAC
San Mateo County884San Mateo County Sheriff - TAC
San Mateo County886San Mateo County Sheriff - TAC