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Phone Directory 773-479 Detail

State Major City Time Zone
Illinois Chicago Central

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Example: (773) 479-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
773-479 Chicago, IL Ameritech Illinois Cook Landline 10/15/1996

Other Series For Prefixes

773-4790###
773-4791###
773-4792###
773-4793###
773-4794###
773-4795###
773-4796###
773-4797###
773-4798###
773-4799###