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Phone Directory 773-445 Detail

State Major City Time Zone
Illinois Chicago Central

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
773-445 Chicago, IL Ameritech Illinois Cook Landline 10/15/1996

Other Series For Prefixes

773-4450###
773-4451###
773-4452###
773-4453###
773-4454###
773-4455###
773-4456###
773-4457###
773-4458###
773-4459###