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Phone Directory 773-487 Detail

State Major City Time Zone
Illinois Chicago Central

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Example: (773) 487-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
773-487 Chicago, IL Ameritech Illinois Cook Landline 10/15/1996

Other Series For Prefixes

773-4870###
773-4871###
773-4872###
773-4873###
773-4874###
773-4875###
773-4876###
773-4877###
773-4878###
773-4879###