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Phone Directory 312-692 Detail

State Major City Time Zone
Illinois Chicago Central

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
312-692 Chicago, IL Ameritech Illinois Cook Landline 02/04/1994

Other Series For Prefixes

312-6920###
312-6921###
312-6922###
312-6923###
312-6924###
312-6925###
312-6926###
312-6927###
312-6928###
312-6929###