Hayward, CA ZIP Codes & Directory
Hayward is located in Alameda County in California. Browse all active 5-digit USPS ZIP codes serving Hayward and surrounding Alameda County delivery districts.
All ZIP Codes in Hayward, CA
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About Hayward Mail Delivery & Postal Administration
ZIP codes in Hayward are administered by the United States Postal Service. Delivery routes are coordinated through regional Sectional Center Facilities (SCFs) servicing Alameda County and surrounding California metropolitan districts.
Frequently Asked Questions About Hayward, CA ZIP Codes
How many ZIP codes serve Hayward, California? ▾
Hayward, California is served by 4 active USPS postal delivery codes: 94541, 94542, 94544, 94545.
What county is Hayward located in? ▾
Hayward is an incorporated city located within Alameda County, California.
What is the population and demographic size of Hayward? ▾
According to official U.S. Census Bureau data, Hayward has an estimated population of 198,982 residents and is situated within the undefined.
How does mail sorting and delivery work in Hayward? ▾
Mail delivery in Hayward is operated by the United States Postal Service (USPS) through regional Sectional Center Facility (SCF) distribution plants servicing Alameda County and surrounding California counties.
How much does it cost to ship a package to Hayward, CA? ▾
Shipping costs to Hayward depend on the package weight, dimensions, shipping carrier (USPS, UPS, FedEx), and the distance from the origin ZIP code. To calculate exact postage rates, use our shipping cost estimator tool.
What is the standard delivery time for mail to Hayward? ▾
Standard USPS Ground Advantage typically takes 2-5 business days to reach Hayward, depending on the origin. Priority Mail generally arrives in 1-3 business days. Please check tracking for specific regional routing times.