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Phone Directory 312-470 Detail

State Major City Time Zone
Illinois Chicago Central

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
312-470 Chicago, IL Mcimetro Access Transmission Services LLC Cook Landline 01/10/1996

Other Series For Prefixes

312-4700###
312-4701###
312-4702###
312-4703###
312-4704###
312-4705###
312-4706###
312-4707###
312-4708###
312-4709###