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Phone Directory 773-451 Detail

State Major City Time Zone
Illinois Chicago Central

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Example: (773) 451-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
773-451 Chicago, IL Ameritech Illinois Cook Landline 10/15/1996

Other Series For Prefixes

773-4510###
773-4511###
773-4512###
773-4513###
773-4514###
773-4515###
773-4516###
773-4517###
773-4518###
773-4519###