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Phone Directory 303-690 Detail

State Major City Time Zone
Colorado Denver Mountain

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Example: (303) 690-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-690 Denver, CO Qwest Corporation Jefferson Landline 02/04/1994

Other Series For Prefixes

303-6900###
303-6901###
303-6902###
303-6903###
303-6904###
303-6905###
303-6906###
303-6907###
303-6908###
303-6909###