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Phone Directory 312-461 Detail

State Major City Time Zone
Illinois Chicago Central

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
312-461 Chicago, IL Ameritech Illinois Cook Landline 02/04/1994

Other Series For Prefixes

312-4610###
312-4611###
312-4612###
312-4613###
312-4614###
312-4615###
312-4616###
312-4617###
312-4618###
312-4619###