Is SABNESMM a valid SWIFT code?

Yes. SABNESMM has the right format and is in our directory for SANTANDER INVESTMENT S.A., BOADILLA DEL MONTE. Confirm with the beneficiary that it is the bank that holds their account.

What is the difference between SABNESMM and SABNESMMXXX?

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

SWIFT/BIC · Spain

SABNESMM

SANTANDER INVESTMENT S.A. · Head office · BOADILLA DEL MONTE

Code details

SWIFT/BIC: SABNESMM (SABNESMMXXX)
Institution: SANTANDER INVESTMENT S.A.
Office: Head office
Branch code: XXX · head office
Address: AVENIDA CANTABRIA S/N, 28660 BOADILLA DEL MONTE
City: BOADILLA DEL MONTE
Country: Spain

What SABNESMM means

SABNESMMXXX

SABNBank code
Four letters chosen by the institution.
ESCountry code
Spain (ISO 3166)
MMLocation 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. Spain IBANs have 24 characters and start with ES. IBAN format and example → Check an IBAN →

Questions

Is SABNESMM a valid SWIFT code?: Yes. SABNESMM has the right format and is in our directory for SANTANDER INVESTMENT S.A., BOADILLA DEL MONTE. Confirm with the beneficiary that it is the bank that holds their account.
What is the difference between SABNESMM and SABNESMMXXX?: None. SABNESMM is the 8-character form of SABNESMMXXX; XXX at the end means the head office. Either works.

Sending to SABNESMM?

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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 .