What is a SWIFT code?

A SWIFT code (also called a BIC code) is an 8 or 11 character code that identifies a specific bank and branch for international wire transfers.

Verified🇺🇸 United States

OLD SECOND NATIONAL BANK SWIFT Code
United States · AURORA, IL

Primary SWIFT / BIC Code

OLSNUS44

Short code (8-digit):OLSNUS44

Code Breakdown

OLSN

Bank Code

Identifies the bank institution

Country Code

ISO 3166-1 alpha-2: US

Location Code

City or regional hub

XXX

Branch Code

Primary head office

Institution Information

Institution Name	OLD SECOND NATIONAL BANK
Country Code	🇺🇸 United States
City	AURORA, IL
Currency	USD

Frequently Asked Questions

What is the SWIFT code for OLD SECOND NATIONAL BANK?

The primary SWIFT/BIC code for OLD SECOND NATIONAL BANK in United States is OLSNUS44. Use OLSNUS44 for transfers to the head office.

How do I use the OLD SECOND NATIONAL BANK SWIFT code?

To send money to OLD SECOND NATIONAL BANK, enter the SWIFT code OLSNUS44 in your bank's international transfer form.

What is the difference between an 8-digit and 11-digit SWIFT code?

An 8-digit code identifies the bank's head office. An 11-digit code adds a 3-character branch identifier. If unsure, using the 8-digit code is usually safe.

Is this SWIFT code correct and up-to-date?

This data is sourced from publicly available banking registries and verified regularly. Always confirm the SWIFT code with your bank before initiating any transfer.

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Quick Summary

Primary CodeOLSNUS44

Institution NameOLD SECOND NATIONAL BANK

Country Code🇺🇸 United States

CurrencyUSD

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Transfer Security Guide

Complete these safety checks before initiating your international wire transfer:

Verify Recipient Bank Name

Ensure the target institution name matches the SWIFT code database record.

Check Branch Identifier (XXX or Branch Code)

Use XXX for the main headquarters. Enter the specific 3-digit branch code only if instructed by the recipient.

Confirm Target Currency & Intermediary Fees

Check if an intermediary bank is involved, which might deduct additional transfer fees.

⚠️ Please review and check all security steps.