US International Bank Account Numbers and Routing Numbers: Key Differences and Interpretation of International Remittances

author
William
2025-02-26 16:49:41

When making international remittances, it is crucial to understand the required bank account information. Although the United States has not fully adopted the International Bank Account Number (IBAN) standard, the ABA Routing Transit Number (RTN) used for its bank accounts is very important for domestic transfers. This article will explain in detail the US bank account number system, especially the roles of the international routing number and the SWIFT/BIC code, and discuss how to use this information for international remittances.

image.png

What is the International Routing Number (ABA Routing Number)?

The international routing number, also known as the ABA routing number, is an identifier used for domestic transfers of US bank accounts. This number consists of 9 digits and is mainly used to ensure that bank transfers within the United States can be completed smoothly. The ABA routing number is essentially the “address” of a US bank account, ensuring that transfers can accurately reach the designated bank and account.

In the United States, the ABA routing number is mainly applied to local transfers, and it plays a vital role in the transfer of funds between banks. However, although the ABA routing number is widely used in domestic transactions in the United States, it is not applicable to international remittances. When making international remittances, especially to other countries or regions, customers usually need to provide more bank information, such as the SWIFT/BIC code. Understanding this is very important for cross-border remittances because only through the correct numbers and codes can funds successfully reach the payee.

Why Has the US Not Adopted the IBAN Standard?

Unlike many countries in the world, the United States has not fully adopted the International Bank Account Number (IBAN) standard. The purpose of the IBAN standard is to simplify international remittances and ensure that banks can accurately identify the payee’s account. IBAN consists of up to 34 alphanumeric characters and is widely used in Europe, Asia, and other regions.

However, the US banking system has chosen to continue using the ABA routing number (RTN) to handle domestic payments. Although IBAN can make cross-border remittances more convenient, US banks have not generally adopted this standard. In fact, the United States has not yet legislated to enforce the IBAN system, which means that even for international transfers, US customers do not need to provide an IBAN number but instead need to use the SWIFT/BIC code and the ABA routing number.

Therefore, although IBAN is a common standard for international remittances in many countries, for the United States, the ABA routing number remains the most important domestic bank identification code. For international remittances, US customers usually need to provide other information to ensure the accuracy and security of the remittance.

What is the Role of the SWIFT/BIC Code in International Remittances?

Although the United States has not adopted the IBAN standard, the SWIFT/BIC code is still crucial in international remittances. The SWIFT/BIC code is the standard code for global interbank communication, usually consisting of 8 to 11 characters. This code helps ensure that cross-border remittances can be accurately sent to the designated bank and account.

When making international remittances, the SWIFT/BIC code is necessary. Whether through traditional banks or online remittance platforms, the SWIFT/BIC code of the receiving bank is a key component of the transfer process. Through this code, remittance service providers can locate specific banks and branches globally and ensure that funds can be successfully credited to the account.

For US customers, the SWIFT/BIC code can usually be obtained through online banking or by contacting the bank’s customer service center. If you are not sure of the bank’s SWIFT/BIC code, you can directly inquire with your bank for the relevant information to ensure the accuracy of the transfer.

How to Complete Payments Without IBAN in International Remittances?

Although IBAN is not common in the United States, it does not mean that US customers cannot make secure international remittances. US customers can still complete international remittances through the ABA routing number and the SWIFT/BIC code. When operating specifically, you need to provide the following information:

Provide the ABA Routing Number

First of all, you need to provide the ABA routing number. This number is an identifier used by the bank to identify specific banks and branches, ensuring that funds can be smoothly transferred from the remitter to the payee’s account.

Provide Bank Account Information

Secondly, you also need to provide the bank account information of the payee. This includes the bank account number, the payee’s name, the bank address, etc. This information will help ensure that the remittance reaches the correct account.

Use the SWIFT/BIC Code

In addition, when making cross-border payments, the SWIFT/BIC code is necessary. This code helps the international remittance system locate the receiving bank, ensuring that the remittance can reach the designated account correctly.

Choose the Right Remittance Service

Through traditional banks or online remittance platforms, you can choose different payment methods to complete international remittances. No matter which method you choose, make sure to understand the relevant fees, remittance time, and security measures to avoid any unnecessary delays or fees.

How Do the Time and Fees of US International Remittances Affect the Choice?

When choosing a remittance service, it is important to understand the fee structure and processing time of different services. Different remittance companies and banks may charge different fees, and the processing time for remittances will also vary. Generally, international remittances may take several days to complete, and the specific time depends on the type of remittance service selected.

Traditional Bank Remittances

Making international remittances through traditional banks usually takes 3-5 working days. This is because the transfer of funds between banks takes a certain amount of time, and banks usually charge higher handling fees. In addition, the remittance time of banks may be affected by factors such as holidays. Therefore, if you need the funds to arrive urgently, you may need to choose other services.

Online Remittance Services

Compared with traditional banks, many online remittance platforms can provide faster remittance services. For example, remittances on some platforms can usually be completed within 1-2 working days, and in some cases, they can even be processed within 24 hours. Although online platforms usually charge lower fees, it is still necessary to confirm the relevant exchange rates and handling fees.

Conclusion

Although the United States has not adopted the International Bank Account Number (IBAN), US users can still make international remittances smoothly through the ABA routing number and the SWIFT/BIC code. Understanding the differences between the two and ensuring the provision of accurate bank information can help you complete cross-border payments more efficiently and securely.

If you want to make remittances quickly and securely, you can try using BiyaPay. It not only allows unlimited remittances but also uses the most efficient and secure “local remittance” method to ensure that funds can reach the destination quickly and accurately. In addition, BiyaPay’s remittance service covers most regions, supports multiple countries, and provides a convenient operation experience, making it an ideal choice for cross-border remittances.

*This article is provided for general information purposes and does not constitute legal, tax or other professional advice from BiyaPay or its subsidiaries and its affiliates, and it is not intended as a substitute for obtaining advice from a financial advisor or any other professional.

We make no representations, warranties or warranties, express or implied, as to the accuracy, completeness or timeliness of the contents of this publication.

Related Blogs of

Article

2026 China Stock Market Investment Guide: Spotlight on 5 Must-Watch Leading Tech Stocks

Planning to position in the China stock market in 2026? This article provides in-depth analysis of five leading tech stocks including Tencent, CATL, Alibaba, and others, covering growth potential, valuation levels, and potential risks in AI, semiconductors, and new energy fields to help you seize investment opportunities.
Author
Max
2025-12-19 18:14:56
Article

What Does Price-to-Earnings Ratio (PE) Mean? Master It to Navigate the Chinese Stock Market

The price-to-earnings ratio (PE) is an indicator measuring the years needed to recover an investment. Want to know if the current Chinese stock market indices are expensive or cheap? By checking their historical PE percentiles, you can quickly judge overall market valuation levels, providing key references for your investment decisions.
Author
Maggie
2025-12-19 17:33:11
Article

Ultimate Guide to Applying for a Schengen Visa in the USA in 2025: Understand the Process, Documents, and Timeline in One Article

How to apply for a Schengen visa in the USA? This guide details the latest 2025 process, document checklist, timeline, and fees. Covers eligibility for F1/H1B/green card holders, booking visa centers, preparing proof of enrollment/employment and financial proof, and other key steps to help you successfully obtain the visa.
Author
Maggie
2025-12-19 17:54:34
Article

US Stock Order Types Explained: Market, Limit, and Stop Orders – Which Is Right for You?

Want to know which order to use when buying US stocks? This article explains the differences and scenarios for market orders (execution guaranteed), limit orders (cost control), and stop orders (risk management) to help you choose the best based on your trading goals and avoid common mistakes.
Author
Reggie
2025-12-19 16:52:01

Choose Country or Region to Read Local Blog

BiyaPay
BiyaPay makes crypto more popular!

Contact Us

Mail: service@biyapay.com
Customer Service Telegram: https://t.me/biyapay001
Telegram Community: https://t.me/biyapay_ch
Digital Asset Community: https://t.me/BiyaPay666
BiyaPay的电报社区BiyaPay的Discord社区BiyaPay客服邮箱BiyaPay Instagram官方账号BiyaPay Tiktok官方账号BiyaPay LinkedIn官方账号
Regulation Subject
BIYA GLOBAL LLC
BIYA GLOBAL LLC is a licensed entity registered with the U.S. Securities and Exchange Commission (SEC No.: 802-127417); a certified member of the Financial Industry Regulatory Authority (FINRA) (Central Registration Depository CRD No.: 325027); regulated by the Financial Industry Regulatory Authority (FINRA) and the U.S. Securities and Exchange Commission (SEC).
BIYA GLOBAL LLC
BIYA GLOBAL LLC is registered with the Financial Crimes Enforcement Network (FinCEN), an agency under the U.S. Department of the Treasury, as a Money Services Business (MSB), with registration number 31000218637349, and regulated by the Financial Crimes Enforcement Network (FinCEN).
BIYA GLOBAL LIMITED
BIYA GLOBAL LIMITED is a registered Financial Service Provider (FSP) in New Zealand, with registration number FSP1007221, and is also a registered member of the Financial Services Complaints Limited (FSCL), an independent dispute resolution scheme in New Zealand.
©2019 - 2025 BIYA GLOBAL LIMITED