Find the last 4 digits (ZIP+4) for an address in 94582

ZIP 94582, San Ramon, CA is filled in. Just type the street address.

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ZIP Code 94582 – San Ramon, CA

San Ramon, California · Contra Costa County · Pacific time

ZIP code94582
CitySan Ramon
StateCalifornia
CountyContra Costa County
Population47,424
Time zonePacific · local time
ZIP typeStandard (has a Census ZCTA area)
Land area13.41 sq mi
Center (lat, long)37.7653, -121.9154

Area codes in this area

925

These are the area codes that most often serve ZIP 94582 (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

94570 Moraga · 2.3 mi94506 Danville · 2.9 mi94588 Pleasanton · 3.4 mi94568 Dublin · 3.5 mi94583 San Ramon · 4.1 mi94526 Danville · 5.1 mi94528 Diablo · 5.7 mi94537 Fremont · 5.9 mi

About ZIP 94582

ZIP code 94582 is assigned to San Ramon, California. It lies in Contra Costa County. Its Census area covers about 13.41 square miles of land. The closest neighboring ZIP is 94570 (Moraga), about 2.3 miles away.

Every address in 94582 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