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ZIP Code 91789

Walnut, California, United States

Standard ZIP Pacific Time (PT)
40,298
Population
980.6
Per sq mile
Los Angeles
County

About ZIP Code 91789

ZIP code 91789 is assigned to Walnut, Los Angeles County, California, United States. It falls in the Pacific Time (PT) zone. The estimated population of this ZIP code area is 40,298 with a density of 980.6 people per square mile.

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Location Details

ZIP Code91789
CityWalnut
CountyLos Angeles County
StateCalifornia
CountryUnited States
TimezonePacific Time (PT)
Timezone IDAmerica/Los_Angeles
Latitude34.0186
Longitude-117.8541
ZIP TypeStandard ZIP

Post Office

Address280 S LEMON AVE
CityWALNUT
StateCA

Nearby ZIP Codes in California

91792
West Covina
91724
Covina
91765
Diamond Bar
91791
West Covina
91748
Rowland Heights
91744
La Puente

Frequently Asked Questions

What city is ZIP code 91789 in?

ZIP code 91789 is in Walnut, Los Angeles County, California, United States.

What county is ZIP code 91789 in?

ZIP code 91789 is in Los Angeles County, California.

What timezone is ZIP code 91789 in?

ZIP code 91789 is in the Pacific Time (PT) zone (America/Los_Angeles).

What is the population of ZIP code 91789?

The estimated population of ZIP code 91789 is 40,298 people with a density of 980.6 people per square mile.

What state is ZIP code 91789 in?

ZIP code 91789 is in California (CA), United States.

📋 Data Source: United States Postal Service (USPS) & US Census Bureau (ZCTA data) · Public domain government data. For official ZIP code information visit tools.usps.com. Data is periodically updated but may not reflect the most recent changes.