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Phone Directory 312-357 Detail

State Major City Time Zone
Illinois Chicago Central

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
312-357 Chicago, IL Ameritech Illinois Cook Landline 10/11/1997

Other Series For Prefixes

312-3570###
312-3571###
312-3572###
312-3573###
312-3574###
312-3575###
312-3576###
312-3577###
312-3578###
312-3579###