You can request a new account number from your bank, but the process varies by institution and the reason you're asking

Most banks will issue you a new checking account number if you ask, but they treat it as a service request rather than a routine change. Your bank doesn't have to issue a new number—it's their decision based on their policies and your reason for requesting one. The most common reasons banks accept are fraud on the account, identity theft, or a compromised account number. Banks are more hesitant to issue new numbers straightforward because you want one, though some will do it anyway.

The process itself is straightforward: you contact your bank, explain why you need a new number, and they either approve it or decline. If approved, they close your old account and open a new one with a new account number. Your routing number stays the same. The whole thing usually takes a few days to a week, though some banks can do it the same day.

Key Takeaways

  • Your bank decides whether to issue a new account number based on their policy and your reason for requesting one—fraud and identity theft are the strongest reasons.
  • When your account number changes, your routing number stays the same, so you only need to update direct deposits and automatic payments that use your account number.
  • The process typically takes three to seven business days from the time your bank approves the request.
  • If your bank refuses, you can open a new checking account at a different bank and close the old one, though this is more disruptive than a straightforward number change.

When banks will issue a new account number

Fraud is the clearest reason a bank will issue a new number without pushback. If someone made unauthorized charges on your account, or if your account number was compromised in a data breach, your bank treats a new number as a fraud prevention step. You'll typically need to file a dispute for the fraudulent charges first, and then request the new account number as part of resolving the fraud claim.

Identity theft also qualifies. If someone opened accounts in your name or used your personal information fraudulently, your bank will usually issue a new account number as part of the resolution process. You may need to provide a police report or an identity theft report from the Federal Trade Commission (FTC) to support your request.

Some banks will issue a new number if you straightforward ask, especially if you have a good account history and no red flags. Call your bank's customer service line and ask directly—the worst they can say is no. Smaller regional banks and credit unions are often more flexible about this than large national banks.

What happens to your old account when you get a new number

Your old account closes. Your bank will typically give you a grace period—usually 30 to 90 days—during which checks written on the old account number will still clear. After that period, checks on the old number will bounce. Any direct deposits or automatic payments set up with the old account number will fail after the account closes.

This is why updating your information is critical. Before your bank closes the old account, you need to contact anyone who sends you money (your employer, Social Security, pension funds, insurance companies) and give them your new account number. You also need to update any automatic bill payments or transfers you have set up. Your bank can provide you with a list of what's currently linked to the account to make sure you don't miss anything.

Some banks will hold funds that arrive on the old account number after it closes and transfer them to your new account, but this is not may provide. It's safer to update everything before the old account closes rather than relying on your bank to catch stray deposits.

How to request a new account number from your bank

Start by calling your bank's customer service number or visiting a branch in person. Have your account number and ID ready. Explain why you want a new number. If your reason is fraud or identity theft, have any supporting documentation available—a police report, FTC identity theft report, or the fraud dispute you filed.

Your bank will either approve the request on the spot or tell you they need to review it and will call you back. If approved, they'll walk you through the next steps: closing the old account and opening the new one. Some banks do this when ready; others schedule it for the next business day. Ask specifically when the old account will close and when the new one will be active so you know when to start updating your information elsewhere.

Get the new account number in writing before you leave the call or branch. Your bank should send you new debit cards and checks with the new number, though this can take one to two weeks. Ask whether they can expedite the card if you need it sooner.

Updating direct deposits and automatic payments

This is the most time-consuming part of changing your account number. You need to contact each organization that sends you money or takes money from your account and provide the new number.

For direct deposits, contact your employer's payroll department, Social Security Administration (if you receive benefits), your pension provider, or any other source of regular deposits. They'll update their records, and the change usually takes effect on the next payment cycle. Ask them to confirm the new number is in their system before your next scheduled deposit.

For automatic payments, log into each account where you've set up a payment from your checking account—utilities, insurance, loan servicers, subscription services, credit card payments. Update the account number in each one. Some services let you do this online; others require a phone call. Check each one a few days after you've made the change to confirm the payment method is still active.

If you have checks printed with your old account number, stop using them when ready. You can order new checks from your bank or from a third-party printer like Deluxe or Costco. New checks with your new account number typically arrive within one to two weeks.

What to do if your bank refuses to issue a new number

If your bank declines your request and you have a legitimate reason—fraud, identity theft, or a genuine security concern—ask to speak with a supervisor or the fraud department. Explain your situation in detail. If they still refuse, ask them to document their decision in writing.

If your bank refuses without a good reason and you want a new number anyway, your option is to open a checking account at a different bank and close the old one. This is more disruptive than a straightforward number change because you have to update all your direct deposits and automatic payments anyway, and you lose any history or relationship you have with your current bank. But it's a legitimate option if you feel strongly about it.

Before you switch banks, make sure the new bank doesn't have policies that would cause the same problem. Ask them directly about their process for issuing new account numbers if you ever need one in the future.

Frequently Asked Questions

Does my routing number change when I get a new account number?

No. Your routing number identifies your bank and branch; your account number identifies your specific account. When you get a new account number, the routing number stays the same. You only need to update the account number with employers, billers, and anyone else who needs it.

How long does it take to get a new account number?

The approval usually happens within one business day. The old account typically closes within three to seven business days. New debit cards and checks with the new number take one to two weeks to arrive by mail. Ask your bank for their specific timeline when you request the change.

Will my old checks still work after I get a new account number?

For a limited time, yes. Most banks honor checks written on the old account number for 30 to 90 days after the account closes. After that period, checks will bounce. Stop using old checks as soon as you get new ones printed with your new account number.

What if money is deposited to my old account number after it closes?

Some banks will transfer deposits that arrive after the account closes to your new account, but this is not may provide. It's your responsibility to update your account number with anyone who sends you regular deposits before the old account closes. Don't rely on your bank to catch stray deposits.

Can I request a new account number just because I want one?

It depends on your bank's policy. Some banks will do it; others won't. Call and ask. If your bank refuses and you want a new number anyway, you can open an account at a different bank and close the old one, though this requires updating all your direct deposits and automatic payments.