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Phone Directory 773-347 Detail

State Major City Time Zone
Illinois Chicago Central

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
773-347 Chicago, IL Allegiance Telecom Cook Landline 11/20/1998

Other Series For Prefixes

773-3470###
773-3471###
773-3472###
773-3473###
773-3474###
773-3475###
773-3476###
773-3477###
773-3478###
773-3479###