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Phone Directory 312-648 Detail

State Major City Time Zone
Illinois Chicago Central

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
312-648 Chicago, IL Ameritech Illinois Cook Landline 02/04/1994

Other Series For Prefixes

312-6480###
312-6481###
312-6482###
312-6483###
312-6484###
312-6485###
312-6486###
312-6487###
312-6488###
312-6489###