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Phone Directory 303-452 Detail

State Major City Time Zone
Colorado Denver Mountain

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Example: (303) 452-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-452 Denver, CO Qwest Corporation Adams Landline 02/04/1994

Other Series For Prefixes

303-4520###
303-4521###
303-4522###
303-4523###
303-4524###
303-4525###
303-4526###
303-4527###
303-4528###
303-4529###