Lompoc, CA ZIP Codes
Lompoc, California has 3 ZIP codes: 2 for street addresses ( and ) and 1 for PO boxes ().
Your street decides which one you use.
Which Lompoc 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?
Lompoc ZIP code map
Tap or point to an area to see its ZIP code.Full-size map
93438 has no area on the map: it is a PO box or single-organization ZIP code. Dashed line: Lompoc city limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
All Lompoc ZIP codes by type
| ZIP | Type and post office or station |
|---|---|
| 93436 | street delivery Lompoc |
| 93437 | street delivery Lompoc |
| 93438 | PO boxes at the Lompoc post office Lompoc |
Why your mail may say Lompoc when you live outside it
Lompoc ZIP codes also cover Vandenberg AFB, Vandenberg Village and Mission Hills, so a letter addressed to Lompoc can go to a home outside the city limits.
A ZIP code does not set your city, school district or tax. Santa Barbara County property records show which city you are in.
Lompoc ZIP code questions
What is the main ZIP code for Lompoc?
93436, the ZIP code of the main Lompoc post office at 801 W Ocean Ave.
Which Lompoc ZIP codes are for PO boxes only?
93438. Mail to it goes to boxes at the post office, not to street addresses.
What county is Lompoc in?
Santa Barbara County.
ZIP codes for towns near Lompoc
More towns near Lompoc: Ventura, Oxnard, Santa Paula, Camarillo, Bakersfield, Moorpark, Thousand Oaks, Oildale, Simi Valley.
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