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Phone Directory 303-477 Detail

State Major City Time Zone
Colorado Denver Mountain

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-477 Denver, CO Qwest Corporation Denver Landline 02/04/1994

Other Series For Prefixes

303-4770###
303-4771###
303-4772###
303-4773###
303-4774###
303-4775###
303-4776###
303-4777###
303-4778###
303-4779###