Highland Park, California Area Code
Highland Park, CA Area Codes are
Highland Park, CA is officially utilizing one area code which is area code 323.
In addition to Highland Park, CA area code information read more about area code 323 details and California area codes.
Highland Park, CA is located in Los Angeles County and observes the Pacific Time Zone. View our Times by Area Code tool.
Select Any California City or Town Alphabetically
Area Codes Look Up By State and City
Area Codes Look Up in Surrounding Places