Social Security fax numbers in Montana: 7 field offices
Social Security has 7 field offices in Montana. The fax numbers below come from SSA’s own field-office directory, read 2 months ago · 09-02-2026. Find the office handling your case, then send your documents from your phone.
Use your Social Security notice to find which office has your case. Social Security has moved almost every office to a toll-free fax line, so if your notice prints an older number, the one here is the more recent of the two.
Official source · From the Social Security field-office directory, read 2 months ago · 09-02-2026.
| Office | Fax number | Last verified | Verified by |
|---|---|---|---|
| Billings | (833) 515-0411 Fax this number | 2 months ago · 09-02-2026 | Official website |
| Bozeman | (833) 950-3203 Fax this number | 2 months ago · 09-02-2026 | Official website |
| Butte | (833) 515-0409 Fax this number | 2 months ago · 09-02-2026 | Official website |
| Great Falls | (833) 515-0413 Fax this number | 2 months ago · 09-02-2026 | Official website |
| Helena | (833) 515-0407 Fax this number | 2 months ago · 09-02-2026 | Official website |
| Kalispell | (833) 515-0417 Fax this number | 2 months ago · 09-02-2026 | Official website |
| Missoula | (833) 515-0415 Fax this number | 2 months ago · 09-02-2026 | Official website |
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