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Phone Directory 773-313 Detail

State Major City Time Zone
Illinois Chicago Central

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
773-313 Chicago, IL Allegiance Telecom Cook Landline 02/27/1999

Other Series For Prefixes

773-3130###
773-3131###
773-3132###
773-3133###
773-3134###
773-3135###
773-3136###
773-3137###
773-3138###
773-3139###