About ZIP Code 90603
ZIP code 90603 is assigned to Whittier, Los Angeles County, California, United States. It falls in the Pacific Time (PT) zone. The estimated population of this ZIP code area is 21,118 with a density of 2,577.5 people per square mile.
Location Details
ZIP Code90603
CityWhittier
CountyLos Angeles County
StateCalifornia
CountryUnited States
TimezonePacific Time (PT)
Timezone IDAmerica/Los_Angeles
Latitude33.9449
Longitude-117.9924
ZIP TypeStandard ZIP
Post Office
Address8520 MICHIGAN AVE
CityWHITTIER
StateCA
Nearby ZIP Codes in California
Frequently Asked Questions
What city is ZIP code 90603 in?
ZIP code 90603 is in Whittier, Los Angeles County, California, United States.
What county is ZIP code 90603 in?
ZIP code 90603 is in Los Angeles County, California.
What timezone is ZIP code 90603 in?
ZIP code 90603 is in the Pacific Time (PT) zone (America/Los_Angeles).
What is the population of ZIP code 90603?
The estimated population of ZIP code 90603 is 21,118 people with a density of 2,577.5 people per square mile.
What state is ZIP code 90603 in?
ZIP code 90603 is in California (CA), United States.
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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.