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Phone Directory 815-728 Detail

State Major City Time Zone
Illinois Chicago Central

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
815-728 Wonder Lake, IL Frontier North Mchenry Landline 02/04/1994

Other Series For Prefixes

815-7280###
815-7281###
815-7282###
815-7283###
815-7284###
815-7285###
815-7286###
815-7287###
815-7288###
815-7289###