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Phone Directory 303-445 Detail

State Major City Time Zone
Colorado Denver Mountain

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-445 Denver, CO Qwest Corporation Jefferson Landline 07/01/1996

Other Series For Prefixes

303-4450###
303-4451###
303-4452###
303-4453###
303-4454###
303-4455###
303-4456###
303-4457###
303-4458###
303-4459###