The most important frequencies you can monitor in the 95033 area for fire dispatch related items are: 151.370 MHz - CZU Local - Cal Fire San Mateo-Santa Cruz Ranger Unit, dispatched from Felton. these cities are in the southern portion of He was arrested April 20. The ESB is comprised of over 350 civilian volunteers who volunteer their time to the Sheriff's Office and the citizens of San Mateo County. Our members donate hundreds of hours supporting community events and training for emergency services. Community Services Officer I/II - Sheriff's Office - Extra Help (Open Our team consists of a group of Amateur Radio operators who volunteer with the San Mateo County Sheriff's Office. San Carlos Fire - San Mateo County Fire (South Dispatch) San Mateo Fire - San Mateo County Fire (Central Dispatch) South San Francisco Fire - San Mateo County Fire (North Dispatch) Woodside Fire - San Mateo County Fire (South Dispatch) Midpeninsula Regional Open Space District (MROSD) Parks and Recreation See MROSD - Santa Clara County. Police Codes, 10 Codes, Police Scanner Codes - Outside The Badge To support those most in need and help others.