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Phone Directory 303-571 Detail

State Major City Time Zone
Colorado Denver Mountain

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Example: (303) 571-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-571 Denver, CO Qwest Corporation Denver Landline 02/04/1994

Other Series For Prefixes

303-5710###
303-5711###
303-5712###
303-5713###
303-5714###
303-5715###
303-5716###
303-5717###
303-5718###
303-5719###