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Phone Directory 303-699 Detail

State Major City Time Zone
Colorado Denver Mountain

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-699 Denver, CO Qwest Corporation Jefferson Landline 02/04/1994

Other Series For Prefixes

303-6990###
303-6991###
303-6992###
303-6993###
303-6994###
303-6995###
303-6996###
303-6997###
303-6998###
303-6999###