El Monte, CA ZIP Codes
El Monte, California has 5 ZIP codes: 3 for street addresses (, and ), 1 for PO boxes () and 1 for a single organization.
Your street decides which one you use.
Which El Monte 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?
El Monte ZIP code map
Tap or point to an area to see its ZIP code.Full-size map
91734 and 91735 have no area on the map: they are PO box or single-organization ZIP codes. Dashed line: El Monte city limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
All El Monte ZIP codes by type
| ZIP | Type and post office or station |
|---|---|
| 91731 | street delivery El Monte Sorting and Delivery Center |
| 91732 | street delivery El Monte Sorting and Delivery Center |
| 91733 | street delivery; mail may be addressed to South El Monte South El Monte |
| 91734 | PO boxes at the El Monte Sorting and Delivery Center post office El Monte Sorting and Delivery Center |
| 91735 | one organization El Monte Sorting and Delivery Center |
Why your mail may say El Monte when you live outside it
El Monte ZIP codes also cover South El Monte, so a letter addressed to El Monte 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.
El Monte ZIP code questions
What is the main ZIP code for El Monte?
91731, the ZIP code of the main El Monte Sorting and Delivery Center post office at 11151 Valley Blvd.
Which El Monte ZIP codes are for PO boxes only?
91734. Mail to it goes to boxes at the post office, not to street addresses.
What county is El Monte in?
Los Angeles County.
ZIP codes for towns near El Monte
More towns near El Monte: Alhambra, Montebello, Monterey Park, Hacienda Heights, Monrovia, Pico Rivera, West Covina, Whittier, Azusa.
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