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Phone Directory 406-275 Detail

State Major City Time Zone
Montana Billings Mountain

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Example: (406) 275-5555 or 2012145555

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Area Code Prefixes

Prefix Primary City Company County Usage Introduced
406-275 Ronan, MT Ronan Telephone Co. Lake Landline 04/15/1996

Other Series For Prefixes

406-2750###
406-2751###
406-2752###
406-2753###
406-2754###
406-2755###
406-2756###
406-2757###
406-2758###
406-2759###