• Bank Name:Teton Banks
  • Bank Class:State Chartered - FED Nonmember Bank
  • FDIC ID:Certificate #364 - Inactive
  • FED RSSD ID:#637750 - Inactive
Headquarters:321 Central Avenue, Fairfield, Montana 59436
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Teton Banks was established in January 1909 and headquartered in Fairfield, Montana. The bank operated as a subsidiary of Inter-Mountain Bancorp., Inc.. Teton Banks was classified as a commercial bank, state charter and Fed nonmember, supervised by the FDIC. Teton Banks is no longer doing business under that name. To view branches, routing numbers, phone numbers and business hours; you can check First Security Bank page.

Below is a list of some important events in banks history, including mergers and acquisitions.


1909-01-01 -Institution established. Original name: The Citizen's State Bank of Choteau.

1937-11-30 -Institution becomes member of the Federal Reserve System.

1937-11-30 -Changed Chartering Agency to State.

1937-11-30 -Changed Bank Class to State Chartered Bank, member of the Federal Reserve System (FRS).

1937-11-30 -Changed Primary Federal Regulatory Agency to Fed.

1990-04-19 -Main Office moved to 201 North Main Avenue, Choteau, MT 59422.

2010-02-20 -Main Office moved to 321 Central Avenue, Fairfield, MT 59436.

2010-02-20 -Acquired The First National Bank of Fairfield (2173) in Fairfield, MT.

2011-03-31 -Changed Institution Name to Teton Banks.

2015-08-27 -Institution withdraws from membership in the Federal Reserve System.

2015-08-27 -Changed Bank Class to State Chartered Bank, not member of the Federal Reserve System (FRS).

2015-08-27 -Changed Primary Federal Regulatory Agency to Fdic.

2016-10-29 -Merged and became part of First Security Bank (1520) in Bozeman, MT.

2018-01-01 -Changed Institution Name to Glacier Bank.

2018-02-28 -Merged and became part of Glacier Bank (30788) in Kalispell, MT.


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