Cypress, CA ZIP Code
Cypress, California has one ZIP code: .
Mail addressed to Cypress covers nearby places too.
Where the 90630 ZIP code reaches
Tap or point to an area to see its ZIP code.Full-size map
Dashed line: Cypress city limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
Check an address in Cypress
Street ranges from the Census Bureau, 2026. PO box and organization ZIP codes are not found by street. A new street may be missing: address not found?
ZIP codes from nearby towns that reach into Cypress
- 90720, mailing town Los Alamitos, covers 8 percent of Cypress
Why your mail may say Cypress when you live outside it
A letter addressed to Cypress can go to a home outside the city limits, because ZIP areas follow delivery routes, not town lines.
The reverse happens too: parts of Cypress use 90720, which mails under a neighboring town's name.
A ZIP code does not set your city, school district or tax. Orange County property records show which city you are in.
Cypress ZIP code questions
What is the main ZIP code for Cypress?
90630, the ZIP code of the main Cypress post office at 5762 Lincoln Ave.
What county is Cypress in?
Orange County.
ZIP codes for towns near Cypress
More towns near Cypress: La Mirada, Norwalk, Bellflower, Fullerton, Long Beach, South Whittier, Huntington Beach, Fountain Valley, La Habra.
Sources and last checked
USPS ZIP Locale Detail (October 1, 2026), GeoNames (CC BY 4.0), U.S. Census Bureau, HUD-USPS crosswalk.
Checked October 20, 2026. Sources · How we build our lists · Corrections