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Phone Directory 303-839 Detail

State Major City Time Zone
Colorado Denver Mountain

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Example: (303) 839-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-839 Denver, CO Qwest Corporation Denver Landline 02/04/1994

Other Series For Prefixes

303-8390###
303-8391###
303-8392###
303-8393###
303-8394###
303-8395###
303-8396###
303-8397###
303-8398###
303-8399###