WhereCall is here to provide you with the most information on the area code 443, located in MARYLAND.

NPA Information
Area Code (NPA) 443
In Jeopardy? No
Is Assigned? Yes
Assignment Date 21 Jun 1996
In Service? Yes
In Service Date 01 Jun 1997
Parent NPA 410
Overlay Yes
Overlay Complex
Predominant Timezone(s) UTC-05:00

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