FDIC-insured bank

Unison Bank

Bank headquartered in Jamestown, North Dakota, part of MCINTOSH CNTY BK HOLDING.
Source: FDIC BankFind Suite, data as of June 30, 2026, fetched September 5, 2026
Total assets
$596.86 million
Total deposits
$499.10 million
Branches
4
FDIC-insured since
1965
Established
1965

Headquarters and contact

Address401 1st Ave S
Jamestown, ND 58401
CountyStutsman
Metro areaJamestown, ND
Websitewww.unisonbank.com
Phonenot published in FDIC data, see the bank's website

FDIC record

FDIC Certificate19396
Federal Reserve RSSD ID676151
StatusActive
Charter classNM (STATE)
Holding companyMCINTOSH CNTY BK HOLDING
Domestic offices4
Financials as ofJune 30, 2026

Routing number

FDIC does not publish ABA routing numbers, and many banks use different routing numbers by state or by account type. The reliable places to find yours: the bottom left of a check from this bank, the "account details" screen in its online banking, or its official website at www.unisonbank.com.
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Offices nearest to headquarters

Unison Bank main office
Jamestown, ND
401 1st Ave S, 58401
Wishek Branch
Wishek, ND
102 N Centennial St, 58495
Linton Branch
Linton, ND
203 N Broadway St, 58552
Gilbert Branch
Gilbert, AZ
1835 E Pecos Rd, 85295

Where Unison Bank has offices