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Phone Directory 303-924 Detail

State Major City Time Zone
Colorado Denver Mountain

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Example: (303) 924-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-924 Denver, CO Qwest Corporation Jefferson Landline 02/04/1994

Other Series For Prefixes

303-9240###
303-9241###
303-9242###
303-9243###
303-9244###
303-9245###
303-9246###
303-9247###
303-9248###
303-9249###