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Phone Directory 312-754 Detail

State Major City Time Zone
Illinois Chicago Central

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
312-754 Chicago, IL Tw Telecom Of Illinois LLC Cook Landline 02/26/2013

Other Series For Prefixes

312-7540###
312-7541###
312-7542###
312-7543###
312-7544###
312-7545###
312-7546###
312-7547###
312-7548###
312-7549###