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Phone Directory 303-987 Detail

State Major City Time Zone
Colorado Denver Mountain

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-987 Denver, CO Qwest Corporation Jefferson Landline 02/04/1994

Other Series For Prefixes

303-9870###
303-9871###
303-9872###
303-9873###
303-9874###
303-9875###
303-9876###
303-9877###
303-9878###
303-9879###