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Phone Directory 312-906 Detail

State Major City Time Zone
Illinois Chicago Central

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Example: (312) 906-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
312-906 Chicago, IL Ameritech Illinois Cook Landline 02/04/1994

Other Series For Prefixes

312-9060###
312-9061###
312-9062###
312-9063###
312-9064###
312-9065###
312-9066###
312-9067###
312-9068###
312-9069###