Area code 213 was brought into effect on January 1, 1947.
Counties in Area Code 213
- Los Angeles.
Most Populous Cities in Area Code 213
|City||County||City Population||Time Zone|
|Los Angeles||Los Angeles||2,413,343||PST|
Note: The above list is based off of the top 25 most populous cities in the area code as per 2012 United States Census Bureau estimates.
View all United States Area Codes.