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Phone Directory 303-487 Detail

State Major City Time Zone
Colorado Denver Mountain

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-487 Denver, CO Qwest Corporation Adams Landline 10/11/1997

Other Series For Prefixes

303-4870###
303-4871###
303-4872###
303-4873###
303-4874###
303-4875###
303-4876###
303-4877###
303-4878###
303-4879###