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Phone Directory 303-757 Detail

State Major City Time Zone
Colorado Denver Mountain

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Example: (303) 757-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-757 Denver, CO Qwest Corporation Denver Landline 02/04/1994

Other Series For Prefixes

303-7570###
303-7571###
303-7572###
303-7573###
303-7574###
303-7575###
303-7576###
303-7577###
303-7578###
303-7579###