West Covina, CA ZIP Codes
West Covina, California has 4 ZIP codes: 3 for street addresses (, and ) and 1 for PO boxes ().
Your street decides which one you use.
Which West Covina 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?
West Covina ZIP code map
Tap or point to an area to see its ZIP code.Full-size map
91793 has no area on the map: it is a PO box or single-organization ZIP code. Dashed line: West Covina city limits.
Map: Census Bureau ZIP Code Tabulation Areas (2020) and place limits (2024).
All West Covina ZIP codes by type
| ZIP | Type and post office or station |
|---|---|
| 91790 | street delivery West Covina |
| 91791 | street delivery West Covina |
| 91792 | street delivery West Covina |
| 91793 | PO boxes at the West Covina post office West Covina |
West Covina ZIP code questions
What is the main ZIP code for West Covina?
91790, the ZIP code of the main West Covina post office at 396 S California Ave.
Which West Covina ZIP codes are for PO boxes only?
91793. Mail to it goes to boxes at the post office, not to street addresses.
What county is West Covina in?
Los Angeles County.
ZIP codes for towns near West Covina
More towns near West Covina: Diamond Bar, San Dimas, El Monte, Glendora, Pomona, Monrovia, Whittier, Arcadia, Temple City.
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