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September 21, 2018  |  View More

President Trump Signs Tester's Campaign Finance Reform Bill into Law

President Donald Trump today signed U.S. Senator Jon Tester's bill to make Senate campaigns more transparent.

September 18, 2018  |  View More

President Signs Tester Bill to Strengthen Veteran Treatment Courts in Billings, Bozeman, Great Falls and Missoula

"I've seen firsthand the amazing difference that Veterans Treatment Courts make in the lives of Montana veterans," said Tester, Ranking Member of the Senate Veterans' ...

August 16, 2018  |  View More

Tester Holds FCC Accountable to Increase Wireless Service in Montana

Tester took aim at FCC Chairman Ajit Pai's focus on rolling out high-speed 5G service in large cities across the country before bringing wireless service ...

August 13, 2018  |  View More

Tester Secures Upgrades for Malmstrom, Montana Air National Guard in Annual Defense Bill

U.S. Senator Jon Tester today secured major wins for Montana in an annual national security bill.

August 1, 2018  |  View More

Tester Slams Expansion of Junk Health Insurance Plans

U.S. Senator Jon Tester today criticized the Centers for Medicare and Medicaid Services (CMS) for expanding junk health insurance plans.

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Office Contact Information

Senator Tester's Montana staff serves the state from offices in Billings, Bozeman, Butte, Glendive, Great Falls, Helena, Kalispell, and Missoula. Please bring your concerns with federal agencies, academy nominations, and other situations to one of these Montana offices.


Judge Jameson Federal Building
2900 4th Ave N, Suite 201
Billings, MT 59101
Phone: (406) 252-0550
Fax: (406) 252-7768


Avant Courier Building
1 E Main Street, Suite 202
Bozeman, MT 59715
Phone: (406) 586-4450
Fax: (406) 586-7647


Silver Bow Center
125 W Granite, Suite 200
Butte, MT 59701
Phone: (406) 723-3277
Fax: (406) 782-4717


122 W Towne
Glendive, MT 59330
Phone: (406) 365-2391
Fax: (406) 365-8836

Great Falls

119 1st Avenue N, Suite 102
Great Falls, MT 59401
Phone: (406) 452-9585
Fax: (406) 452-9586


Capital One Center
208 N Montana Avenue, Suite 202
Helena, MT 59601
Phone: (406) 449-5401
Fax: (406) 449-5462


8 Third Street E
Kalispell, MT 59901
Phone: (406) 257-3360
Fax: (406) 257-3974


130 W Front St.
Missoula, MT 59802
Phone: (406) 728-3003
Fax: (406) 728-2193

Pursuant to Senate Policy, petitions, opinion polls and unsolicited mass electronic communications cannot be initiated by this office for the 60-day period immediately before the date of a primary or general election. Subscribers currently receiving electronic communications from this office who wish to unsubscribe may do so HERE.

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