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Phone Directory 773-428 Detail

State Major City Time Zone
Illinois Chicago Central

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
773-428 Chicago, IL New Cingular Wireless PCS Cook Cell Number 01/11/1997

Other Series For Prefixes

773-4280###
773-4281###
773-4282###
773-4283###
773-4284###
773-4285###
773-4286###
773-4287###
773-4288###
773-4289###