Find the last 4 digits (ZIP+4) for an address in 94595

ZIP 94595, Walnut Creek, CA is filled in. Just type the street address.

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ZIP Code 94595 – Walnut Creek, CA

Walnut Creek, California · Contra Costa County · Pacific time

ZIP code94595
CityWalnut Creek
StateCalifornia
CountyContra Costa County
Population16,988
Time zonePacific · local time
ZIP typeStandard (has a Census ZCTA area)
Land area5.22 sq mi
Center (lat, long)37.8721, -122.0690

Area codes in this area

925

These are the area codes that most often serve ZIP 94595 (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Map

Nearby ZIP codes

94596 Walnut Creek · 2.1 mi94575 Moraga · 3.1 mi94597 Walnut Creek · 3.2 mi94549 Lafayette · 3.4 mi94556 Moraga · 3.4 mi94507 Alamo · 3.6 mi94598 Walnut Creek · 4.3 mi94523 Pleasant Hill · 5.7 mi

About ZIP 94595

ZIP code 94595 is assigned to Walnut Creek, California. It lies in Contra Costa County. Its Census area covers about 5.22 square miles of land. The closest neighboring ZIP is 94596 (Walnut Creek), about 2.1 miles away.

Every address in 94595 also has a 4-digit add-on code (ZIP+4) that points to a smaller delivery area. Use the box above to find it.

Sources: US Census Bureau (ZCTA, county relationship files), GeoNames (CC BY 4.0), NANPA via NumberResearch.org (CC BY 4.0). Map © OpenStreetMap contributors. ZIP areas are approximate. Population: U.S. Census Bureau, ACS 5-year estimates, 2024 (ZCTA). Data sources