Lathrop, CA ZIP Code
Lathrop, California has one ZIP code: .
Mail addressed to Lathrop covers nearby places too.
Where the 95330 ZIP code reaches
Tap or point to an area to see its ZIP code.Full-size map
Dashed line: Lathrop city limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
Check an address in Lathrop
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 Lathrop
- 95231, mailing town French Camp, covers 6 percent of Lathrop
Why your mail may say Lathrop when you live outside it
A letter addressed to Lathrop can go to a home outside the city limits, because ZIP areas follow delivery routes, not town lines.
The reverse happens too: parts of Lathrop use 95231, which mails under a neighboring town's name.
A ZIP code does not set your city, school district or tax. San Joaquin County property records show which city you are in.
Lathrop ZIP code questions
What is the main ZIP code for Lathrop?
95330, the ZIP code of the main Lathrop post office at 15529 7th St.
What county is Lathrop in?
San Joaquin County.
ZIP codes for towns near Lathrop
More towns near Lathrop: Oakley, Ceres, Livermore, Antioch, Dublin, Pleasanton, Turlock, San Ramon, Pittsburg.
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