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Phone Directory 312-973 Detail

State Major City Time Zone
Illinois Chicago Central

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
312-973 Chicago, IL Mcimetro Access Transmission Services LLC Cook Landline 02/19/2014

Other Series For Prefixes

312-9730###
312-9731###
312-9732###
312-9733###
312-9734###
312-9735###
312-9736###
312-9737###
312-9738###
312-9739###