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Phone Directory 312-759 Detail

State Major City Time Zone
Illinois Chicago Central

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Example: (312) 759-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
312-759 Chicago, IL Ameritech Illinois Cook Landline 02/04/1994

Other Series For Prefixes

312-7590###
312-7591###
312-7592###
312-7593###
312-7594###
312-7595###
312-7596###
312-7597###
312-7598###
312-7599###