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Phone Directory 303-713 Detail

State Major City Time Zone
Colorado Denver Mountain

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-713 Denver, CO Qwest Corporation Denver Landline 07/01/1996

Other Series For Prefixes

303-7130###
303-7131###
303-7132###
303-7133###
303-7134###
303-7135###
303-7136###
303-7137###
303-7138###
303-7139###