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Phone Directory 303-352 Detail

State Major City Time Zone
Colorado Denver Mountain

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-352 Denver, CO Qwest Corporation Denver Landline 01/25/1998

Other Series For Prefixes

303-3520###
303-3521###
303-3522###
303-3523###
303-3524###
303-3525###
303-3526###
303-3527###
303-3528###
303-3529###