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Phone Directory 312-435 Detail

State Major City Time Zone
Illinois Chicago Central

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
312-435 Chicago, IL Ameritech Illinois Cook Landline 02/04/1994

Other Series For Prefixes

312-4350###
312-4351###
312-4352###
312-4353###
312-4354###
312-4355###
312-4356###
312-4357###
312-4358###
312-4359###