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Phone Directory 773-743 Detail

State Major City Time Zone
Illinois Chicago Central

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Example: (773) 743-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
773-743 Chicago, IL Ameritech Illinois Cook Landline 10/15/1996

Other Series For Prefixes

773-7430###
773-7431###
773-7432###
773-7433###
773-7434###
773-7435###
773-7436###
773-7437###
773-7438###
773-7439###