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Phone Directory 303-280 Detail

State Major City Time Zone
Colorado Denver Mountain

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Example: (303) 280-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-280 Denver, CO Qwest Corporation Adams Landline 02/04/1994

Other Series For Prefixes

303-2800###
303-2801###
303-2802###
303-2803###
303-2804###
303-2805###
303-2806###
303-2807###
303-2808###
303-2809###