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Phone Directory 303-297 Detail

State Major City Time Zone
Colorado Denver Mountain

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-297 Denver, CO Qwest Corporation Denver Landline 02/04/1994

Other Series For Prefixes

303-2970###
303-2971###
303-2972###
303-2973###
303-2974###
303-2975###
303-2976###
303-2977###
303-2978###
303-2979###