Find the last 4 digits (ZIP+4) for an address in 94545

ZIP 94545, Hayward, CA is filled in. Just type the street address.

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ZIP Code 94545 – Hayward, CA

Hayward, California · Alameda County · Pacific time

ZIP code94545
CityHayward
StateCalifornia
CountyAlameda County
Population32,843
Time zonePacific · local time
ZIP typeStandard (has a Census ZCTA area)
Land area14.48 sq mi
Center (lat, long)37.6298, -122.1242

Area codes in this area

510341

These are the area codes that most often serve ZIP 94545 (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

94580 San Lorenzo · 3.4 mi94543 Hayward · 3.6 mi94541 Hayward · 3.6 mi94544 Hayward · 3.7 mi94587 Union City · 3.8 mi94579 San Leandro · 4.3 mi94578 San Leandro · 5.3 mi94542 Hayward · 5.7 mi

About ZIP 94545

ZIP code 94545 is assigned to Hayward, California. It lies in Alameda County. Its Census area covers about 14.48 square miles of land. The closest neighboring ZIP is 94580 (San Lorenzo), about 3.4 miles away.

Every address in 94545 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