Is FRNIUS44 a valid SWIFT code?

Yes. FRNIUS44 has the right format and is in our directory for BANK FIRST, N.A., MANITOWOC. Confirm with the beneficiary that it is the bank that holds their account.

What is the difference between FRNIUS44 and FRNIUS44XXX?

None. FRNIUS44 is the 8-character form of FRNIUS44XXX; XXX at the end means the head office. Either works.

SWIFT/BIC · United States

FRNIUS44

BANK FIRST, N.A. · Head office · MANITOWOC

Code details

SWIFT/BIC: FRNIUS44 (FRNIUS44XXX)
Institution: BANK FIRST, N.A.
Office: Head office
Branch code: XXX · head office
Address: 402 N 8TH ST, 54220 MANITOWOC
City: MANITOWOC
Country: United States

What FRNIUS44 means

FRNIUS44XXX

FRNIBank code
Four letters chosen by the institution.
USCountry code
United States (ISO 3166)
44Location code
Where the institution sits on the SWIFT network. A 1 in second place marks a passive participant.
XXXBranch code
XXX, or nothing at all, means the head office.

Paying an account at this bank

United States does not use IBAN: send the beneficiary’s local account number with this code. Check an IBAN →

Questions

Is FRNIUS44 a valid SWIFT code?: Yes. FRNIUS44 has the right format and is in our directory for BANK FIRST, N.A., MANITOWOC. Confirm with the beneficiary that it is the bank that holds their account.
What is the difference between FRNIUS44 and FRNIUS44XXX?: None. FRNIUS44 is the 8-character form of FRNIUS44XXX; XXX at the end means the head office. Either works.

Sending to FRNIUS44?

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About this data

Codes are checked against our directory of banks on TrillioniPay corridors. Always confirm the code with the beneficiary’s bank before sending a payment. Last updated: 23 September 2026.

Institution names and addresses: Global Legal Entity Identifier Foundation (GLEIF) LEI data, available under CC0. The address is the legal entity’s registered or head-office address, which can differ from the office SWIFT lists.

SWIFT © and database rights August 2026. All rights reserved. This Mapping Table has been developed by SWIFT. Any use of the Mapping Table, in whole or in part, is subject to the BIC/LEI Mapping Table License Agreement as published with the Mapping Table available on GLEIF's website. The Mapping Table is updated monthly. For the latest BIC information and updates, always refer to www.swift.com/bic .