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Phone Directory 773-543 Detail

State Major City Time Zone
Illinois Chicago Central

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Example: (773) 543-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
773-543 Chicago, IL T-mobile Usa Cook Cell Number 10/26/2007

Other Series For Prefixes

773-5430###
773-5431###
773-5432###
773-5433###
773-5434###
773-5435###
773-5436###
773-5437###
773-5438###
773-5439###