Area Code 815

Area Code 815 information.

Area Code 815 Details
Country	United States
State/Province	Illinois
Major City	Chicago
Time Zone	Central

Area Code 815 Prefixes

Prefix	County	Phone Type	Status
815-382	Mchenry	Cell Number	Active
815-383	Iroquois	Cell Number	Active
815-384	Dekalb	Landline	Active
815-385	Mchenry	Landline	Active
815-386	Kankakee	Cell Number	Active
815-387	Winnebago	Landline	Active
815-388	Mchenry	Landline	Active
815-389	Winnebago	Landline	Active
815-390	Will	Landline	Active
815-391	Winnebago	Landline	Active
815-392	Grundy	Landline	Active
815-393	Ogle	Landline	Active
815-394	Winnebago	Landline	Active
815-395	Winnebago	Landline	Active
815-396	Lee	Landline	Active
815-397	Winnebago	Landline	Active
815-398	Winnebago	Landline	Active
815-399	Winnebago	Landline	Active
815-400	Whiteside	Landline	Active
815-401	Kankakee	Landline	Active

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