ZIP code · San Francisco · California · United States

ZIP code 94128 — San Francisco

Name: San Francisco (94128)
Address: California, 94128, US

ZIP code 94128 serves San Francisco, California.

Postal code: 94128
Single source Value from one source, not cross-checked.
City: San Francisco
County: San Mateo
State: California
Country: United States
Coordinates: 37.6216, -122.3929 — precision estimated (postal-area centroid)
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Nearby localities

94102San Francisco
94103San Francisco
94104San Francisco
94105San Francisco
94107San Francisco
94108San Francisco
94109San Francisco
94110San Francisco
94111San Francisco
94112San Francisco

About this page

US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.

GeoNames. Data generated on 2026-08-21. Methodology · Report an error on this page