Is CCMTFR21 a valid SWIFT code?

Yes. CCMTFR21 has the right format and is in our directory for CAISSE DE CREDIT MUNICIPAL DE NANTES, NANTES. Confirm with the beneficiary that it is the bank that holds their account.

What is the difference between CCMTFR21 and CCMTFR21XXX?

None. CCMTFR21 is the 8-character form of CCMTFR21XXX; XXX at the end means the head office. Either works.

SWIFT/BIC · France

CCMTFR21

CAISSE DE CREDIT MUNICIPAL DE NANTES · Head office · NANTES

Code details

SWIFT/BIC: CCMTFR21 (CCMTFR21XXX)
Institution: CAISSE DE CREDIT MUNICIPAL DE NANTES
Office: Head office
Branch code: XXX · head office
Address: 2 RUE MARCEL PAUL, 44000 NANTES
City: NANTES
Country: France

What CCMTFR21 means

CCMTFR21XXX

CCMTBank code
Four letters chosen by the institution.
FRCountry code
France (ISO 3166)
21Location 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

You will also need the beneficiary’s IBAN. France IBANs have 27 characters and start with FR. IBAN format and example → Check an IBAN →

Questions

Is CCMTFR21 a valid SWIFT code?: Yes. CCMTFR21 has the right format and is in our directory for CAISSE DE CREDIT MUNICIPAL DE NANTES, NANTES. Confirm with the beneficiary that it is the bank that holds their account.
What is the difference between CCMTFR21 and CCMTFR21XXX?: None. CCMTFR21 is the 8-character form of CCMTFR21XXX; XXX at the end means the head office. Either works.

Sending to CCMTFR21?

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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 .