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Phone Directory 312-543 Detail

State Major City Time Zone
Illinois Chicago Central

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
312-543 Chicago, IL New Cingular Wireless PCS Cook Cell Number 04/01/1997

Other Series For Prefixes

312-5430###
312-5431###
312-5432###
312-5433###
312-5434###
312-5435###
312-5436###
312-5437###
312-5438###
312-5439###