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Phone Directory 303-503 Detail

State Major City Time Zone
Colorado Denver Mountain

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
303-503 Denver, CO Cellco Partnership DBA Verizon Wireless Jefferson Cell Number 04/15/1996

Other Series For Prefixes

303-5030###
303-5031###
303-5032###
303-5033###
303-5034###
303-5035###
303-5036###
303-5037###
303-5038###
303-5039###