OLD SECOND NATIONAL BANK (FORMERLY WEST SUBURBAN BANK)
WSUBUS33 is a BIC / SWIFT code of OLD SECOND NATIONAL BANK (FORMERLY WEST SUBURBAN BANK). Here you can find an address, list of currencies, correspondent relations and recommendations on how to send SWIFT transfers to this bank.
UNITED STATES OF AMERICA (USA)
OLD SECOND NATIONAL BANK (FORMERLY WEST SUBURBAN BANK) Information
SWIFT/BIC Code
WSUBUS33
SWIFT/BIC Code (8 characters)
WSUBUS33
Branch Code
Country
UNITED STATES OF AMERICA (USA)
Local Currency
TARGET2
No
Always check with your bank or recipient directly if you are planning on sending money. If you believe you made a mistake in a SWIFT code, you can ask your bank to recall the payment.
SWIFT Code WSUBUS33 Explained:
SWIFT code is required to send an international money transfer over SWIFT (international wire transfer).
Normally, you can use first 8 symbols (WSUBUS33) without branch code for a SWIFT funds transfer, however we recommend to double check with OLD SECOND NATIONAL BANK (FORMERLY WEST SUBURBAN BANK).
Most of the time, banks rely on their own or centralized reference data (SWIFTref), so you can send SWIFT payments to OLD SECOND NATIONAL BANK (FORMERLY WEST SUBURBAN BANK) without specifying correspondent banks, however if you would like to manually choose one you can order information about WSUBUS33 correspondent banks or request it from the customer service of OLD SECOND NATIONAL BANK (FORMERLY WEST SUBURBAN BANK).
Payment Tracking
In order to track a SWIFT cross-border payment to/from OLD SECOND NATIONAL BANK (FORMERLY WEST SUBURBAN BANK) you need an UETR code, Reference #, Amount Value, Payment Date and a Currency. Usually you can find all this info in a MT103 form.
Yes. WSUBUS33 is the SWIFT/BIC code of OLD SECOND NATIONAL BANK (FORMERLY WEST SUBURBAN BANK) in UNITED STATES OF AMERICA (USA). It follows the ISO 9362 format and is used to route international (SWIFT) wire transfers to this institution.
Can I use the 8-character code WSUBUS33?
In most cases, yes. The 8-character code WSUBUS33 refers to the head office, while the optional last three characters (XXX) identify a specific branch. We recommend confirming the exact code with OLD SECOND NATIONAL BANK (FORMERLY WEST SUBURBAN BANK) or the sending bank.
How do I send a payment to OLD SECOND NATIONAL BANK (FORMERLY WEST SUBURBAN BANK)?
Provide the beneficiary account number or IBAN together with the SWIFT/BIC code WSUBUS33 to your bank. To track the resulting cross-border payment you will need the UETR, which appears on the MT103 confirmation.
This record is aligned with the ISO 9362 BIC directory maintained by SWIFT — the ISO-appointed Registration Authority — and is refreshed on a monthly cycle. Last updated July 2026.
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The registrations of SWIFT codes are handled by Society for Worldwide Interbank Financial Telecommunication (SWIFT) and their headquarters is located in La Hulpe, Belgium. SWIFT is the registered trademark of S.W.I.F.T. SCRL with a registered address at Avenue Adèle 1, B-1310 La Hulpe, Belgium. We are not in any way affiliated with S.W.I.F.T. SCRL.
