91023 Frequently Asked Questions

A: ZIP Code 91023 is Located in Mount Wilson California.

A: ZIP Code 91023 is Located Entirely in Los Angeles County California.

A: The Current Sales Tax in ZIP Code 91023 is 9.5%

A: The Area Code for 91023 is 626.

A: ZIP Code 91023 is in the California 28th Congressional District.

A: ZIP Code 91023 is in California State Assembly District 41.

A: ZIP Code 91023 is in California State Senate District 25.