WhereCall is here to provide you with the most information on the area code 858, located in CALIFORNIA.

NPA Information
Area Code (NPA) 858
In Jeopardy? No
Is Assigned? Yes
Assignment Date 30 Jun 1998
In Service? Yes
In Service Date 12 Jun 1999
Parent NPA 619
Overlay No
Predominant Timezone(s) UTC-08:00

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