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Sunnyvale, CA ZIP Codes & Directory

Sunnyvale is located in Santa Clara County in California. Browse all active 5-digit USPS ZIP codes serving Sunnyvale and surrounding Santa Clara County delivery districts.

Jurisdiction city
Parent County Santa Clara County
Population 155,805
ZIP Codes 4 Indexed ZIPs

All ZIP Codes in Sunnyvale, CA

4 Codes
94085 24,031 Residents

Sunnyvale Delivery Area

Covering .

Med. Inc: $192,417 Explore 94085 →
94086 50,175 Residents

Sunnyvale Delivery Area

Covering .

Med. Inc: $177,054 Explore 94086 →
94087 58,344 Residents

Sunnyvale Delivery Area

Covering .

Med. Inc: $207,742 Explore 94087 →
94089 23,255 Residents

Sunnyvale Delivery Area

Covering .

Med. Inc: $158,304 Explore 94089 →

About Sunnyvale Mail Delivery & Postal Administration

ZIP codes in Sunnyvale are administered by the United States Postal Service. Delivery routes are coordinated through regional Sectional Center Facilities (SCFs) servicing Santa Clara County and surrounding California metropolitan districts.

← Explore All Santa Clara County Municipalities All California Municipalities All 58 Counties

Frequently Asked Questions About Sunnyvale, CA ZIP Codes

How many ZIP codes serve Sunnyvale, California? ▾

Sunnyvale, California is served by 4 active USPS postal delivery codes: 94085, 94086, 94087, 94089.

What county is Sunnyvale located in? ▾

Sunnyvale is an incorporated city located within Santa Clara County, California.

What is the population and demographic size of Sunnyvale? ▾

According to official U.S. Census Bureau data, Sunnyvale has an estimated population of 155,805 residents and is situated within the undefined.

How does mail sorting and delivery work in Sunnyvale? ▾

Mail delivery in Sunnyvale is operated by the United States Postal Service (USPS) through regional Sectional Center Facility (SCF) distribution plants servicing Santa Clara County and surrounding California counties.

How much does it cost to ship a package to Sunnyvale, CA? ▾

Shipping costs to Sunnyvale 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 Sunnyvale? ▾

Standard USPS Ground Advantage typically takes 2-5 business days to reach Sunnyvale, depending on the origin. Priority Mail generally arrives in 1-3 business days. Please check tracking for specific regional routing times.