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Phone Directory 312-667 Detail

State Major City Time Zone
Illinois Chicago Central

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
312-667 Chicago, IL Peerless Network Of Illinois Cook Landline 08/31/2012

Other Series For Prefixes

312-6670###
312-6671###
312-6672###
312-6673###
312-6674###
312-6675###
312-6676###
312-6677###
312-6678###
312-6679###