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Phone Directory 406-375 Detail

State Major City Time Zone
Montana Billings Mountain

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
406-375 Hamilton, MT Qwest Corporation Ravalli Landline 07/04/1995

Other Series For Prefixes

406-3750###
406-3751###
406-3752###
406-3753###
406-3754###
406-3755###
406-3756###
406-3757###
406-3758###
406-3759###