Downey, CA ZIP Codes & Directory
Downey is located in Los Angeles County in California. Browse all active 5-digit USPS ZIP codes serving Downey and surrounding Los Angeles County delivery districts.
All ZIP Codes in Downey, CA
3 CodesAbout Downey Mail Delivery & Postal Administration
ZIP codes in Downey are administered by the United States Postal Service. Delivery routes are coordinated through regional Sectional Center Facilities (SCFs) servicing Los Angeles County and surrounding California metropolitan districts.
Frequently Asked Questions About Downey, CA ZIP Codes
How many ZIP codes serve Downey, California? ▾
Downey, California is served by 3 active USPS postal delivery codes: 90240, 90241, 90242.
What county is Downey located in? ▾
Downey is an incorporated city located within Los Angeles County, California.
What is the population and demographic size of Downey? ▾
According to official U.S. Census Bureau data, Downey has an estimated population of 114,355 residents and is situated within the undefined.
How does mail sorting and delivery work in Downey? ▾
Mail delivery in Downey is operated by the United States Postal Service (USPS) through regional Sectional Center Facility (SCF) distribution plants servicing Los Angeles County and surrounding California counties.
How much does it cost to ship a package to Downey, CA? ▾
Shipping costs to Downey 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 Downey? ▾
Standard USPS Ground Advantage typically takes 2-5 business days to reach Downey, depending on the origin. Priority Mail generally arrives in 1-3 business days. Please check tracking for specific regional routing times.