Lancaster, CA ZIP Codes
Lancaster, California has 6 ZIP codes: 3 for street addresses (, and ) and 3 for PO boxes (, and ).
Your street decides which one you use.
Which Lancaster ZIP code is my address in?
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?
Lancaster ZIP code map
Tap or point to an area to see its ZIP code.Full-size map
93539, 93584 and 93586 have no area on the map: they are PO box or single-organization ZIP codes. Dashed line: Lancaster city limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
All Lancaster ZIP codes by type
| ZIP | Type and post office or station |
|---|---|
| 93534 | street delivery Lancaster Carrier Annex |
| 93535 | street delivery Lancaster Carrier Annex |
| 93536 | street delivery Lancaster Carrier Annex |
| 93539 | PO boxes at the Lancaster post office Lancaster |
| 93584 | PO boxes at the Cedar post office Cedar |
| 93586 | PO boxes at the Lancaster post office Lancaster |
Why your mail may say Lancaster when you live outside it
Lancaster ZIP codes also cover Quartz Hill and Lake Los Angeles, so a letter addressed to Lancaster can go to a home outside the city limits.
A ZIP code does not set your city, school district or tax. Los Angeles County property records show which city you are in.
Lancaster ZIP code questions
What is the main ZIP code for Lancaster?
93534, the ZIP code of the main Lancaster Carrier Annex post office at 1008 W Avenue J2.
Which Lancaster ZIP codes are for PO boxes only?
93539, 93584 and 93586. Mail to them goes to boxes at the post office, not to street addresses.
What county is Lancaster in?
Los Angeles County.
ZIP codes for towns near Lancaster
More towns near Lancaster: Monrovia, Arcadia, Azusa, Temple City, San Gabriel, Alhambra, Glendora, Adelanto, West Hollywood.
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