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Phone Directory 303-287 Detail

State Major City Time Zone
Colorado Denver Mountain

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Example: (303) 287-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-287 Denver, CO Qwest Corporation Denver Landline 02/04/1994

Other Series For Prefixes

303-2870###
303-2871###
303-2872###
303-2873###
303-2874###
303-2875###
303-2876###
303-2877###
303-2878###
303-2879###