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Phone Directory 303-607 Detail

State Major City Time Zone
Colorado Denver Mountain

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Example: (303) 607-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-607 Denver, CO Qwest Corporation Denver Landline 09/11/1994

Other Series For Prefixes

303-6070###
303-6071###
303-6072###
303-6073###
303-6074###
303-6075###
303-6076###
303-6077###
303-6078###
303-6079###