Find the last 4 digits (ZIP+4) for an address in 94501

ZIP 94501, Alameda, CA is filled in. Just type the street address.

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ZIP Code 94501 – Alameda, CA

Alameda, California · Alameda County · Pacific time

ZIP code94501
CityAlameda
StateCalifornia
CountyAlameda CountySan Francisco County
Population63,808
Time zonePacific · local time
ZIP typeStandard (has a Census ZCTA area)
Land area7.92 sq mi
Center (lat, long)37.7747, -122.2781

Area codes in this area

510341

These are the area codes that most often serve ZIP 94501 (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

94604 Oakland · 2.1 mi94623 Oakland · 2.1 mi94624 Oakland · 2.1 mi94649 Oakland · 2.1 mi94659 Oakland · 2.1 mi94660 Oakland · 2.1 mi94661 Oakland · 2.1 mi94666 Oakland · 2.1 mi

About ZIP 94501

ZIP code 94501 is assigned to Alameda, California. It crosses 2 counties; most of its land is in Alameda County. Its Census area covers about 7.92 square miles of land. The closest neighboring ZIP is 94604 (Oakland), about 2.1 miles away.

Every address in 94501 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