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Phone Directory 313-640 Detail

State Major City Time Zone
Michigan Detroit Eastern

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
313-640 Detroit, MI Ameritech Michigan Wayne Landline 07/04/1995

Other Series For Prefixes

313-6400###
313-6401###
313-6402###
313-6403###
313-6404###
313-6405###
313-6406###
313-6407###
313-6408###
313-6409###