You cannot change your existing account number — you have to close the old account and open a new one
Banks do not reassign account numbers to existing customers. Your account number is tied to your account history, your balance, and your routing number as a pair. If you want a different number, your bank will close the current account and open a fresh one. This takes a few days to a few weeks depending on what's linked to the old account.
The reason matters. If you're changing banks entirely, you'll open an account at the new bank and let the old one close naturally once you've moved your money and updated your automatic payments. If you're staying with the same bank because of fraud or privacy concerns, the process is faster — the bank can often do it in one business day, though they may ask why.
Before you start, know that changing your account number breaks every automatic payment and direct deposit tied to the old one. You'll need to update those separately, and there's a window where payments might fail if you don't coordinate the timing.
Key Takeaways
- Your bank cannot change your account number on an existing account; you must close the old account and open a new one.
- Automatic payments and direct deposits linked to your old account number will fail after the account closes, so you must update them before or when ready after the switch.
- If you're staying with the same bank, call and explain the reason — fraud, privacy concerns, or a clerical error — and they can often open a new account the same day.
- If you're moving to a different bank, open the new account first, move your money, then close the old account once all automatic payments have been redirected.
- Keep records of which payments and deposits were on the old account so you don't miss updating any of them.
Closing your old account and opening a new one at the same bank
Call your bank's customer service line or visit a branch in person. Tell them you want to close your current checking account and open a new one. If there's a specific reason — fraud, a data breach you heard about, or a privacy concern — mention it. Banks track these requests, and some will waive fees or expedite the process if the reason is legitimate.
The bank will open the new account when ready, usually while you're on the phone or at the branch. They'll give you a new account number and a new debit card (which takes 7 to 10 business days to arrive by mail). Your routing number stays the same because you're still at the same bank.
Before the old account closes, you have a window — usually 30 days, sometimes longer — to move any remaining balance and update your automatic payments. The bank will tell you the exact date the old account will be closed. After that date, any attempt to use the old account number will fail.
Updating automatic payments and direct deposits
This is the step that causes the most problems. Every company or employer that sends money to your old account or pulls money from it needs your new account number. If you don't update them, payments will bounce and direct deposits will fail.
Make a list of everything connected to the old account: your employer's payroll department, your mortgage lender, your insurance company, your utility bills, your subscription services, any government benefits you receive. For each one, contact them and provide your new account number and routing number. Some will let you update online through their website. Others require a phone call or a form.
The safest approach is to update everything before you close the old account. That way, the first payment or deposit under the new number will go through without a hitch. If you miss something, contact that company when ready and ask them to resubmit the payment or deposit to your new account number.
Moving to a different bank
If you're switching banks entirely, open the new account first. You'll get a new account number and a new routing number — both are different from your old bank. Once the new account is open and you have the new account and routing numbers, you can start the process of moving your money and updating your automatic payments.
Transfer your balance from the old account to the new one. You can do this by writing a check to yourself, using an external transfer (which most banks allow online), or withdrawing cash and depositing it. Most transfers between banks take one to three business days.
Update all your automatic payments and direct deposits to use the new account number and routing number. This is the same process as above — contact each company and provide the new details. Once everything is updated and the new account has received at least one successful deposit, you can close the old account.
Call your old bank and ask them to close the account. They'll confirm that there's no remaining balance and no pending transactions, then close it. Some banks will do this over the phone. Others require you to visit a branch or submit a written request.
What happens if you close the account before updating payments
If you close the old account before updating your automatic payments and direct deposits, those transactions will fail. Your employer's paycheck might bounce back to your employer. Your mortgage payment might fail, triggering a late fee. Your direct deposit might be returned to the sender.
If this happens, contact each company when ready and provide your new account number. Ask them to resubmit the payment or deposit. Most will do this without penalty if you contact them within a few days. Some may charge a fee for the failed transaction, but many will waive it if you explain what happened.
To avoid this, update your automatic payments at least three to five business days before the old account closes. That gives you time to catch any mistakes before the account is gone.
Timing and what to expect
If you're staying with the same bank, the new account opens the same day you request it. The old account closes on the date the bank specifies, usually 30 days later. Your new debit card arrives in 7 to 10 business days.
If you're switching banks, the new account opens when ready, but transfers between banks take one to three business days. Plan for at least a week from the time you open the new account to the time you're ready to close the old one, to allow time for transfers and for automatic payments to process at least once under the new number.
During the transition period, keep both accounts open and monitor them. Make sure your direct deposits are hitting the new account and that your automatic payments are coming out of it. Once you've seen at least one full cycle of payments and deposits on the new account, you can safely close the old one.
Frequently Asked Questions
Will my routing number change if I get a new account number at the same bank?
No. Your routing number identifies the bank and branch, not the individual account. It stays the same when you open a new account at the same bank. Only your account number changes. If you're switching to a different bank, both your routing number and account number will be different.
Can I keep using my old debit card while I wait for the new one?
No. Your old debit card is linked to your old account number, so it will stop working once that account closes. You'll need to use the new card, which arrives in 7 to 10 business days. Until then, you can withdraw cash at an ATM or use online banking to transfer money.
What if a company refuses to update my account number?
Most companies will update your account information if you ask. If one refuses, contact their customer service supervisor and explain that you've closed the old account and need to provide a new one. If they still refuse, you may need to set up a new account with that company or switch to a different provider.
How long does it take to close an account after opening a new one?
You can close the old account as soon as the new one is open and you've updated your automatic payments. Most banks allow you to close an account when ready if there's no balance and no pending transactions. The actual closure is when ready, though it may take a few days for the account to disappear from your online banking.
Will closing my account hurt my credit score?
No. Closing a checking account does not affect your credit score. Credit scores are based on credit history — loans, credit cards, and payment history. Checking accounts are not part of your credit report, so opening and closing them has no impact on your credit.