858 Area Code is part of 0 counties in the state of California. There are around 2 cities in the 858 area code. The 858 area code is located in the EST timezone. California has an avarage population of 37,554,569 spread between the coordinates of +36.116203 Latitude and -119.681564 Longitude.
Below you will find more info about 858 Area Code and also zip codes, counties, cities and the post offices that belong to this Area Code.