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Phone Directory 773-728 Detail

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Example: (773) 728-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
773-728 Chicago, IL Ameritech Illinois Cook Landline 10/15/1996

Other Series For Prefixes

773-7280###
773-7281###
773-7282###
773-7283###
773-7284###
773-7285###
773-7286###
773-7287###
773-7288###
773-7289###