Zip code 91789
Zip code 91789, CA
The zip code 91789, type standard, belongs to the following denominations: Walnut, City Industry, City Of Industry, Diamond Bar . It is part of the county Los Angeles County, state of California. It has an estimated population of 40490.
The postal code 91789 has several names. If you are going to use the postal service be sure to use only those denominations marked as official (Walnut) or acceptable (City Industry, City Of Industry, Diamond Bar).
| Location | Denomination |
|---|---|
| Walnut | Official |
| City Industry | Acceptable |
| City Of Industry | Acceptable |
| Diamond Bar | Acceptable |
