Take your photo identification and certified copy of your marriage certificate to your local bank branch during business hours.
Tell an employee that you have gotten married and need to change your name on your bank account.
Fill out any required forms and provide your photo identification and marriage certificate as proof of your legal name change.
Ask to have a new debit card issued in your married name. If you have a credit card with the bank, you can probably change your name on that while you are there as well.
Photocopy your government-issued photo identification that shows your married name.
Look up the mailing address for the bank's headquarters on its website.
Type a letter to the bank stating that you have gotten married and changed your legal name. Request that the bank change your name on all accounts. List your old name and address and your new name and address. Also include your account numbers so the bank can locate your accounts.
Type your full name, followed by about four blank lines. Then type your current contact information, including a phone number and mailing address. Print the letter and sign in the space between your name and contact information.
Put the letter, along with the copy of your driver's license and a certified copy of your marriage certificate, in an envelope and mail it to the bank.