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Phone Directory 303-652 Detail

State Major City Time Zone
Colorado Denver Mountain

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Example: (303) 652-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-652 Longmont, CO Qwest Corporation Boulder Landline 02/04/1994

Other Series For Prefixes

303-6520###
303-6521###
303-6522###
303-6523###
303-6524###
303-6525###
303-6526###
303-6527###
303-6528###
303-6529###