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Phone Directory 303-617 Detail

State Major City Time Zone
Colorado Denver Mountain

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-617 Denver, CO Qwest Corporation Jefferson Landline 07/04/1995

Other Series For Prefixes

303-6170###
303-6171###
303-6172###
303-6173###
303-6174###
303-6175###
303-6176###
303-6177###
303-6178###
303-6179###