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Phone Directory 303-580 Detail

State Major City Time Zone
Colorado Denver Mountain

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-580 Denver, CO American Messaging (am) Jefferson Cell Number 01/11/1997

Other Series For Prefixes

303-5800###
303-5801###
303-5802###
303-5803###
303-5804###
303-5805###
303-5806###
303-5807###
303-5808###
303-5809###