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Phone Directory 312-875 Detail

State Major City Time Zone
Illinois Chicago Central

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Example: (312) 875-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
312-875 Chicago, IL Ameritech Illinois Cook Landline 02/04/1994

Other Series For Prefixes

312-8750###
312-8751###
312-8752###
312-8753###
312-8754###
312-8755###
312-8756###
312-8757###
312-8758###
312-8759###