ZIP code · Walnut Creek · California · United States

ZIP code 94597 — Walnut Creek

Name: Walnut Creek (94597)
Address: California, 94597, US

ZIP code 94597 serves Walnut Creek, California.

Postal code: 94597
Single source Value from one source, not cross-checked.
City: Walnut Creek
County: Contra Costa
State: California
Country: United States
Coordinates: 37.9182, -122.0717 — precision precise (locality)
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Nearby localities

94595Walnut Creek
94596Walnut Creek
94598Walnut Creek

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