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Phone Directory 303-243 Detail

State Major City Time Zone
Colorado Denver Mountain

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-243 Denver, CO N.e. Colorado Cellular Jefferson Cell Number 04/01/1997

Other Series For Prefixes

303-2430###
303-2431###
303-2432###
303-2433###
303-2434###
303-2435###
303-2436###
303-2437###
303-2438###
303-2439###