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Phone Directory 303-783 Detail

State Major City Time Zone
Colorado Denver Mountain

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-783 Denver, CO Qwest Corporation Denver Landline 02/04/1994

Other Series For Prefixes

303-7830###
303-7831###
303-7832###
303-7833###
303-7834###
303-7835###
303-7836###
303-7837###
303-7838###
303-7839###