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Phone Directory 312-396 Detail

State Major City Time Zone
Illinois Chicago Central

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Example: (312) 396-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
312-396 Chicago, IL Ameritech Illinois Cook Landline 02/04/1994

Other Series For Prefixes

312-3960###
312-3961###
312-3962###
312-3963###
312-3964###
312-3965###
312-3966###
312-3967###
312-3968###
312-3969###