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Phone Directory 312-757 Detail

State Major City Time Zone
Illinois Chicago Central

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Example: (312) 757-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
312-757 Chicago, IL Citrix Communications LLC Cook Landline 03/28/2013

Other Series For Prefixes

312-7570###
312-7571###
312-7572###
312-7573###
312-7574###
312-7575###
312-7576###
312-7577###
312-7578###
312-7579###