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Phone Directory 406-399 Detail

State Major City Time Zone
Montana Billings Mountain

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
406-399 Havre, MT Cellco Partnership DBA Verizon Wireless Hill Cell Number 10/11/1997

Other Series For Prefixes

406-3990###
406-3991###
406-3992###
406-3993###
406-3994###
406-3995###
406-3996###
406-3997###
406-3998###
406-3999###