ZIP code · San Quentin · California · United States
ZIP code 94974 — San Quentin
ZIP code 94974 serves San Quentin, California.
- Postal code
- 94974Single source Value from one source, not cross-checked.
- City
- San Quentin
- County
- Marin
- State
- California
- Country
- United States
- Coordinates
- 37.9413, -122.4850 — precision precise (locality)
View on OpenStreetMap - Time zone
- America/Los_Angeles (UTC−8 / UTC−7 DST)
- Area codes
- 415, 628 (from the nearest rate centre)Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.
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