Foster City, CA ZIP Code

ZIP code, county, time zone and coordinates of Foster City, California

The ZIP code of Foster City, CA is 94404. It is in San Mateo County.

Mailing address format for Foster City

John Smith
123 Main St
FOSTER CITY CA 94404
USA

USPS prefers capital letters without punctuation. Check the exact ZIP+4 for a street address on the USPS website.

All ZIP codes in Foster City

ZIP codePopulationArea
94404—4.3 sq miMain

ZIP Code Tabulation Areas (ZCTA), U.S. Census Bureau. A ZCTA can cover parts of more than one town.

Where is Foster City? Location, county and time zone

State
California
County
San Mateo County
GPS coordinates
37.56482, -122.25078
Elevation
7 ft (2 m)
Time zone
America/Los AngelesPST · UTC-08:00
Population
33,805

Map of Foster City, CA 94404

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ZIP codes near Foster City

Foster City ZIP code: FAQ

What is the ZIP code for Foster City, CA?

The main ZIP code for Foster City, CA is 94404.

How many ZIP codes does Foster City have?

Foster City has 1 ZIP code.

What county is Foster City, CA in?

Foster City is in San Mateo County, California.

What time zone is Foster City in?

Foster City is in the America/Los Angeles time zone (PST, UTC-08:00 right now).

What are the coordinates of Foster City?

Latitude 37.56482, longitude -122.25078.

Last updated: