Is ETHNGGS1 a valid SWIFT code?

Yes. ETHNGGS1 has the right format and is in our directory for NATIONAL BANK OF GREECE S.A.. Confirm with the beneficiary that it is the bank that holds their account.

What is the difference between ETHNGGS1 and ETHNGGS1XXX?

None. ETHNGGS1 is the 8-character form of ETHNGGS1XXX; XXX at the end means the head office. Either works.

SWIFT/BIC · Guernsey

ETHNGGS1

NATIONAL BANK OF GREECE S.A. · Head office

Code details

SWIFT/BIC: ETHNGGS1 (ETHNGGS1XXX)
Institution: NATIONAL BANK OF GREECE S.A.
Office: Head office
Branch code: XXX · head office
Country: Guernsey

What ETHNGGS1 means

ETHNGGS1XXX

ETHNBank code
Four letters chosen by the institution.
GGCountry code
Guernsey (ISO 3166)
S1Location 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

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

Questions

Is ETHNGGS1 a valid SWIFT code?: Yes. ETHNGGS1 has the right format and is in our directory for NATIONAL BANK OF GREECE S.A.. Confirm with the beneficiary that it is the bank that holds their account.
What is the difference between ETHNGGS1 and ETHNGGS1XXX?: None. ETHNGGS1 is the 8-character form of ETHNGGS1XXX; XXX at the end means the head office. Either works.

Sending to ETHNGGS1?

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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 .