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Phone Directory 312-732 Detail

State Major City Time Zone
Illinois Chicago Central

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
312-732 Chicago, IL Ameritech Illinois Cook Landline 02/04/1994

Other Series For Prefixes

312-7320###
312-7321###
312-7322###
312-7323###
312-7324###
312-7325###
312-7326###
312-7327###
312-7328###
312-7329###