To determine your new M&T Bank account number, simply enter your Social Security Number and Wilmington Trust Account Number in the areas provided below.
- Enter your Social Security Number or Tax Identification Number
- Enter your Wilmington Trust Account Number:
Helpful Hint: The Social Security Number must be that of the primary accountholder.
Please refer to your new M&T account numbers whenever you access your accounts at an M&T branch, by phone or online beginning on Monday, August 29, 2011.