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Phone Directory 406-238 Detail

State Major City Time Zone
Montana Billings Mountain

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
406-238 Billings, MT Qwest Corporation Yellowstone Landline 02/04/1994

Other Series For Prefixes

406-2380###
406-2381###
406-2382###
406-2383###
406-2384###
406-2385###
406-2386###
406-2387###
406-2388###
406-2389###