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Phone Directory 303-576 Detail

State Major City Time Zone
Colorado Denver Mountain

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-576 Denver, CO Qwest Corporation Denver Landline 02/04/1994

Other Series For Prefixes

303-5760###
303-5761###
303-5762###
303-5763###
303-5764###
303-5765###
303-5766###
303-5767###
303-5768###
303-5769###