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Phone Directory 815-669 Detail

State Major City Time Zone
Illinois Chicago Central

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
815-669 Mchenry, IL Level 3 Communications Mchenry Landline 11/20/1998

Other Series For Prefixes

815-6690###
815-6691###
815-6692###
815-6693###
815-6694###
815-6695###
815-6696###
815-6697###
815-6698###
815-6699###