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Phone Directory 303-789 Detail

State Major City Time Zone
Colorado Denver Mountain

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Example: (303) 789-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-789 Denver, CO Qwest Corporation Denver Landline 02/04/1994

Other Series For Prefixes

303-7890###
303-7891###
303-7892###
303-7893###
303-7894###
303-7895###
303-7896###
303-7897###
303-7898###
303-7899###