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  2. What is the zip code of Hayward, CA, 94540

Hayward (CA) Zip Code is 94540 Latest Details Mar, 2025

Updated: 11-03-2025

Hayward (CA) zip Code is 94540, Postal Code details. Hayward is located in state CA, United States.

Find Zip Code 94540 Details

ZIP code 94540 is located in Hayward CA in the United States.

Postal Code United States Zip Code 94540 Latest update Hayward, CA
Zip Code / Postal Code 94540

City

Hayward

State Code

CA

County

Alameda, United States

Postal Locations

Hayward, CA - Zip Code is - 94540

Postal

United States Postal Service USPS Link

Delivery Type

Package Delivery and first class mail.

The zip code 94540 is an essential part of the postal system in Hayward, CA. Located in a vibrant part of the city, this zip code covers a variety of neighborhoods, offering residents and businesses a unique blend of suburban comfort and urban convenience. Whether you're looking to send mail, relocate, or simply learn more about the area, Hayward has a lot to offer.

FAQ about Zip Code 94540, Hayward, (CA)

What is Zip code Hayward?

Hayward Zip Code: 94540, used by the Hayward Post Office and USPS, is a Zone Improvement Plan code that ensures faster, accurate mail delivery in Alameda, CA. Represented by the American Postal Workers Union (APWU), USPS oversees postal operations.

What is Postal code of area Hayward?

Hayward Postal Code is: 94540

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