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Phone Directory 773-823 Detail

State Major City Time Zone
Illinois Chicago Central

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Example: (773) 823-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
773-823 Chicago, IL AT&T Local Cook Landline 08/14/1998

Other Series For Prefixes

773-8230###
773-8231###
773-8232###
773-8233###
773-8234###
773-8235###
773-8236###
773-8237###
773-8238###
773-8239###