ZIP Code 91384 – Castaic, California | ZipsCode.us
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ZIP Code 91384
Castaic, California · Los Angeles
ZIP code 91384 belongs to the city of Castaic in California (Los Angeles). See all California ZIP Codes.
ZIP code 91384 belongs to Castaic, California, in Los Angeles. If you are mailing a letter or package to this area, use Castaic, CA 91384 in the address. On this page you will find the city and county for 91384, nearby ZIP codes in the same county, and free tools to look up any address in this ZIP code.
What City Is ZIP Code 91384?
The city for ZIP code 91384 is Castaic, California. When you write an address in this area, the correct format is: Name, Street Address, Castaic, CA 91384.
ZIP Code 91384 County and State
ZIP code 91384 is located in Los Angeles, California. For a complete list of cities and ZIP codes across the state, see the California ZIP Codes page.
Nearby ZIP Codes in Los Angeles
These ZIP codes are in the same county as 91384:
ZIP Code 91384 on the Map
The map below shows the approximate center of ZIP code 91384, near Castaic, California. You can zoom in and drag the map to explore the area.
Map center is approximate (ZIP area center, around 34.4827, -118.6254). Map data © OpenStreetMap.
Population and Demographics of ZIP Code 91384
According to public U.S. Census Bureau data, ZIP code 91384 is home to a community in California. The figures below come from the U.S. Census and the American Community Survey (ACS).
Source: U.S. Census Bureau, American Community Survey (ACS) 2023 5-year estimates and 2023 Gazetteer. Figures are estimates and change with each new survey.
Find an Address in ZIP Code 91384
Need the full ZIP+4 code for a specific street address in Castaic? Use the free ZIP+4 Lookup tool, or find any ZIP code from a street address with the ZIP Code by Address tool.
Frequently Asked Questions
What city is ZIP code 91384?
ZIP code 91384 is for Castaic, California.
What county is ZIP code 91384 in?
ZIP code 91384 is in Los Angeles, California.
What state is ZIP code 91384 in?
ZIP code 91384 is in California (CA).
How do I find the ZIP+4 for an address in 91384?
Use the free ZIP+4 Lookup tool with the full street address to get the complete 9-digit ZIP code.
What are the nearby ZIP codes to 91384?
Nearby ZIP codes include 90001 (Los Angeles), 90002 (Los Angeles), 90003 (Los Angeles), 90004 (Los Angeles), 90005 (Los Angeles).
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