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Phone Directory 406-495 Detail

State Major City Time Zone
Montana Billings Mountain

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
406-495 Helena, MT Qwest Corporation Lewis And Clark Landline 10/13/1999

Other Series For Prefixes

406-4950###
406-4951###
406-4952###
406-4953###
406-4954###
406-4955###
406-4956###
406-4957###
406-4958###
406-4959###