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Phone Directory 773-638 Detail

State Major City Time Zone
Illinois Chicago Central

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Example: (773) 638-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
773-638 Chicago, IL Ameritech Illinois Cook Landline 10/15/1996

Other Series For Prefixes

773-6380###
773-6381###
773-6382###
773-6383###
773-6384###
773-6385###
773-6386###
773-6387###
773-6388###
773-6389###