How to Check Account and Routing Numbers

Everyone · Explainer · Updated October 1, 2026 · LearnLife Editorial

What Are Account and Routing Numbers and Why Do They Matter?

Account and routing numbers are key identifiers used in the US banking system to move money between banks and accounts. The routing number is a nine-digit code that tells the banking system which bank should receive or send the funds. It’s sometimes called an ABA (American Bankers Association) number. The account number is a unique number assigned by your bank to your personal or business checking or savings account. These numbers work together to ensure money reaches the correct destination safely.

For example, when setting up direct deposit, you provide your employer with your routing and account numbers so your paycheck goes directly into your account without paper checks. Similarly, when paying bills online or transferring money to someone else, these numbers confirm which bank and account to debit or credit.

Understanding these numbers helps you avoid errors like funds being sent to the wrong account or payment delays, which could cause late fees or overdrafts. Knowing your routing and account numbers also helps you when ordering checks, setting up automatic payments, or resolving banking issues.

Where Can You Find Your Account and Routing Numbers?

There are several places to find your account and routing numbers:

• On your physical checks: If you have a checkbook, look at the bottom of a check. The first nine digits on the left are usually the routing number. The next series of digits is the account number. The check number usually follows on the right.
• Bank statements: Your monthly paper or electronic bank statements often display these numbers, usually in the account summary section.
• Online banking portal: Log into your bank’s website and navigate to your account details or information page. Many banks clearly label your routing and account numbers there.
• Bank mobile app: Most banking apps provide access to your account information, including routing and account numbers.
• Customer service: If you can’t find them on your documents or online, call your bank’s customer service line. They can confirm the correct numbers for you.

For example, if you open your checkbook, the bottom numbers might look like this:

If you don’t have checks, your bank’s website or app is the easiest alternative.

How Do Account and Routing Numbers Work Together in Transactions?

When you set up a transaction such as direct deposit or a bill payment, you provide both your routing and account numbers. The routing number tells the payment system which bank will process the transaction. Then, the account number tells the bank which specific account to credit or debit.

For example, if your routing number is 123456789 and your account number is 9876543210, your employer uses these numbers to send your paycheck electronically:

1. The payment processor routes the funds to the bank with routing number 123456789.
2. The bank locates your personal account 9876543210.
3. The bank credits your account with the deposited amount.

If you enter the wrong routing or account number, the payment may be delayed, returned, or sent to an incorrect account, which can cause frustration and financial complications.

What Are Common Mistakes and Confusions About These Numbers?

People sometimes confuse routing and account numbers with other banking numbers or terms:

• Routing Number vs. SWIFT Code: Routing numbers are for US domestic transactions. SWIFT codes are international bank identifier codes used for sending money globally.
• Account Number vs. Debit Card Number: Your account number identifies your bank account, while your debit card number is printed on the card and used for purchases and ATM withdrawals. They are not interchangeable.
• Routing Number vs. IBAN: IBANs are used primarily outside the US for international transfers and are not used domestically.
• Customer ID or User ID: This is your login name for online banking, not related to bank routing or account numbers.

Understanding these differences prevents errors when making payments or transfers.

How to Use Your Account and Routing Numbers Safely

Sharing your routing and account numbers is generally safe when done for legitimate purposes such as payroll, bill payments, or wire transfers. However, it’s important to protect this sensitive information from fraud.

Here are steps to use these numbers safely:

• Verify the recipient: Only provide your numbers to trusted entities like your employer, utility companies, or financial institutions.
• Use secure channels: Submit your information on encrypted websites (look for "https" and a padlock icon) or over the phone with verified representatives.
• Avoid public sharing: Never post your routing and account numbers on social media or public forums.
• Store checks and statements securely: Keep physical documents locked away to prevent identity theft.
• Monitor your accounts regularly: Check for unauthorized transactions and alert your bank immediately if you notice suspicious activity.

If fraud or identity theft occurs, contact your bank promptly and use resources like the FTC’s IdentityTheft.gov for guidance.

What Should You Do If You Don’t Have Your Account or Routing Numbers?

If you don’t have checks or cannot find these numbers on statements or online, try these options:

• Log in to your bank’s website or mobile app: Most banks display account and routing numbers in the account details section.
• Call customer service: Use the number on your bank’s website or your bank card to contact customer service. They can securely provide your numbers.
• Visit a branch: Bank staff can print or tell you your routing and account numbers in person.
• Order checks: If you want physical copies, you can order checks through your bank or third-party providers once you have the correct numbers.

Before using any numbers you receive, double-check them for accuracy to avoid payment mistakes.

How to Set Up Payments Using Your Account and Routing Numbers

When setting up direct deposit or automatic bill payments, you typically provide your routing and account numbers along with your name and address. Here is an example of how to fill out a direct deposit form:

• Your full name: John A. Smith
• Bank name: XYZ Bank
• Routing number: 021000021
• Account number: 123456789012
• Account type: Checking (or Savings)

Double-check each number before submitting the form. If you are signing up for automatic bill payments, the company will request this information to debit your account on scheduled dates. Always keep copies of authorization forms and confirm payments have been received by monitoring your account activity.

How to Verify Your Routing and Account Numbers Are Correct?

To be confident your routing and account numbers are correct, you can:

• Use your bank’s official documents or website: Always get numbers directly from your bank.
• Double-check numbers digit by digit: Mistyped numbers cause payment failures.
• Call your bank to confirm: Provide your account details and ask customer service to verify the routing and account numbers.
• Do a small test transaction: For example, set up a small transfer or direct deposit and confirm it posts correctly before larger amounts.

Being thorough protects you from payment errors, delays, or possible fraud.

Frequently asked questions

Can my routing number be different for checking and savings accounts?

Usually, the routing number is the same for all accounts in a bank branch or region, regardless of account type. Some banks may use different routing numbers for wire transfers or special services. Check with your bank to confirm.

How often do routing or account numbers change?

Account numbers rarely change unless you close and reopen accounts. Routing numbers can change if banks merge or relocate processing centers. Always verify before making payments.

What happens if I give the wrong routing or account number?

Payments may be delayed, rejected, or sent to the wrong account. You might need to contact your bank and the payment sender to correct the issue.

Can I find my routing and account numbers without online access?

Yes, physical checks, bank statements, or calling customer service can provide these numbers without online access.

Are routing and account numbers confidential?

While not as sensitive as passwords, these numbers should be shared only with trusted parties because they can be used to initiate withdrawals or fraudulent transactions.