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Phone Directory 303-314 Detail

State Major City Time Zone
Colorado Denver Mountain

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Example: (303) 314-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-314 Denver, CO Qwest Corporation Denver Landline 04/15/1996

Other Series For Prefixes

303-3140###
303-3141###
303-3142###
303-3143###
303-3144###
303-3145###
303-3146###
303-3147###
303-3148###
303-3149###