San Mateo County ZIP Codes (94002 – 94497) – California

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San Mateo County is located on the San Francisco Peninsula in the state of California, United States. ZIP codes in San Mateo County range from 94002 to 94497 and are administered by the United States Postal Service (USPS) to ensure accurate mail delivery, logistics, and local administration.

Key Information About San Mateo County ZIP Codes

ItemDetails
CountySan Mateo County
StateCalifornia
ZIP Code Range94002 – 94497
County SeatRedwood City
Largest CityDaly City (portion in San Mateo County)
CountryUnited States
ContinentNorth America
Postal AuthorityUnited States Postal Service (USPS)

ZIP Codes of San Mateo County by City & Community

For more details on ZIP codes in San Mateo County, see the tables of cities, towns, communities, rural areas, and notable neighborhoods below.

San Mateo Area (94401 – 94404)

Place / LocationZIP CodeState
San Mateo Downtown94401California
San Mateo North94402California
San Mateo Central94403California
San Mateo South94404California
San Mateo Hillsdale94403California
San Mateo East94403California
San Mateo West94402California

Redwood City Area (94061 – 94063)

Place / LocationZIP CodeState
Redwood City Central94061California
Redwood City North94062California
Redwood City South94063California
Redwood Shores94065California
Redwood City East94062California
Redwood City West94061California

Daly City & Colma Area (94014 – 94018)

Place / LocationZIP CodeState
Daly City Central94014California
Daly City Serramonte94015California
Daly City South94015California
Highlands94043California
Colma94014California
Broadmoor94015California

Belmont & San Carlos Area (94002 – 94070)

Place / LocationZIP CodeState
Belmont94002California
Belmont Hills94002California
San Carlos94070California
San Carlos North94070California
San Carlos South94070California

Foster City & Belmont Shoreline Area (94404 – 94402)

Place / LocationZIP CodeState
Foster City94404California
Foster City North94404California
Foster City South94404California
Belmont Shoreline94002California

Half Moon Bay Area (94019)

Place / LocationZIP CodeState
Half Moon Bay94019California
Half Moon Bay Downtown94019California
Princeton (Half Moon Bay adjacent)94019California
El Granada (Half Moon Bay area)94019California

Pacifica Area (94044 – 94045)

Place / LocationZIP CodeState
Pacifica94044California
Pacifica Linda Mar94044California
Pacifica Rockaway94044California
Pacifica Sharp Park94044California
Pacifica East94044California

Burlingame & Hillsborough Area (94010 – 94043)

Place / LocationZIP CodeState
Burlingame94010California
Burlingame Hills94010California
Hillsborough (partial in San Mateo)94010California
Hillsborough South94010California
Hillsborough Woods94010California

Brisbane & South San Francisco Area (94005 – 94080)

Place / LocationZIP CodeState
Brisbane94005California
South San Francisco94080California
South San Francisco Hillside94080California
South San Francisco Bay Area94080California

Atherton & Woodside Area (94027 – 94061)

Place / LocationZIP CodeState
Atherton94027California
Atherton North94027California
Woodside94062California
Woodside Highlands94062California
Portola Valley (shared communities)94028California

La Honda & Pescadero Area (94020 – 94060)

Place / LocationZIP CodeState
La Honda94020California
Pescadero94060California
Pescadero Coast94060California
Loma Mar94020California

East Palo Alto & Menlo Park Area (94303 – 94025)

Place / LocationZIP CodeState
East Palo Alto94303California
Menlo Park (partial)94025California
Menlo Oaks94025California
Allied Arts (Menlo Park area)94025California

Foster City & Bayfront Area (94404 – 94065)

Place / LocationZIP CodeState
Foster City Bayfront94404California
Foster City Parkside94404California
Foster City East94404California
Foster City West94404California
Redwood Shores Bayfront94065California

Other San Mateo County Communities & Neighborhoods

Place / LocationZIP CodeState
East San Mateo94403California
West San Mateo94402California
Central San Mateo94403California
Granada (Half Moon Bay area)94019California
Moss Beach (Half Moon Bay area)94019California
Montara (Half Moon Bay area)94037California
North Fair Oaks94022California
Fair Oaks (neighborhood)94022California
Redwood City Edgewood94062California
Redwood City Central94063California

About San Mateo County ZIP Codes

Each ZIP code in San Mateo County corresponds to cities, neighborhoods, coastal communities, bayfront districts, and rural areas along the peninsula. From urban centers like San Mateo and Redwood City to coastal towns like Half Moon Bay, suburban communities such as Foster City, Belmont, and Pacifica, and smaller local areas like La Honda and Pescadero, using the correct ZIP code helps ensure accurate mail delivery, emergency services, logistics, and location identification across the county.