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Phone Directory 972-340 Detail

State Major City Time Zone
Texas Dallas Central

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
972-340 Dallas, TX Southwestern Bell Dallas Landline 01/11/1997

Other Series For Prefixes

972-3400###
972-3401###
972-3402###
972-3403###
972-3404###
972-3405###
972-3406###
972-3407###
972-3408###
972-3409###