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PHONE NUMBER PREFIXES IN THE 406 AREA CODE

Thousand digits 406-989 Area Code & Prefix

(406) 989-0xxx
(406) 989-1xxx
(406) 989-2xxx
(406) 989-3xxx
(406) 989-4xxx
(406) 989-5xxx
(406) 989-6xxx
(406) 989-7xxx
(406) 989-8xxx
(406) 989-9xxx