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Phone Directory 303-964 Detail

State Major City Time Zone
Colorado Denver Mountain

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-964 Denver, CO Qwest Corporation Denver Landline 02/04/1994

Other Series For Prefixes

303-9640###
303-9641###
303-9642###
303-9643###
303-9644###
303-9645###
303-9646###
303-9647###
303-9648###
303-9649###