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Phone Directory 303-425 Detail

State Major City Time Zone
Colorado Denver Mountain

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Example: (303) 425-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-425 Denver, CO Qwest Corporation Jefferson Landline 02/04/1994

Other Series For Prefixes

303-4250###
303-4251###
303-4252###
303-4253###
303-4254###
303-4255###
303-4256###
303-4257###
303-4258###
303-4259###