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Phone Directory 773-564 Detail

State Major City Time Zone
Illinois Chicago Central

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Example: (773) 564-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
773-564 Chicago, IL Teleport Communications America Cook Landline 01/11/1997

Other Series For Prefixes

773-5640###
773-5641###
773-5642###
773-5643###
773-5644###
773-5645###
773-5646###
773-5647###
773-5648###
773-5649###