Banks in Williamsville, New York
We list 15 bank branches in Williamsville from 7 FDIC-insured banks, in 1 ZIP code. The most branches belong to KeyBank National Association (4), Manufacturers and Traders Trust Company (4), Citizens Bank, National Association (2) and NBT Bank, National Association (2).
- 15branches
- 7banks
- 1ZIP codes
All bank branches in Williamsville
Showing 15 of 15
| Bank | Branch | Address | ZIP | Map |
|---|---|---|---|---|
| CNB Bank | Williamsville Branch | 5190 Sheridan Dr | 14221 | Map |
| KeyBank National Association | Eastern Hills-Transit Branch | 4455 Transit Rd | 14221 | Map |
| KeyBank National Association | Evans-Sheridan Branch | 5173 Sheridan Dr | 14221 | Map |
| KeyBank National Association | North Forest Branch | 5200 Main St | 14221 | Map |
| KeyBank National Association | Clarence Branch | 8899 Main St | 14221 | Map |
| Bank of America, National Association | Transit Road Branch | 7864 Transit Rd | 14221 | Map |
| Citizens Bank, National Association | Georgetown Square Branch | 5225 Sheridan Dr | 14221 | Map |
| Citizens Bank, National Association | Main / Transit | 6850 Main St | 14221 | Map |
| Manufacturers and Traders Trust Company | Sheridan Evans Branch | 428 Evans St | 14221 | Map |
| Manufacturers and Traders Trust Company | Transit Maple Branch | 5225 Transit Rd | 14221 | Map |
| Manufacturers and Traders Trust Company | Eastern Hills Branch | 7300 Transit Rd | 14221 | Map |
| Manufacturers and Traders Trust Company | North Forest Branch | 740 Maple Rd | 14221 | Map |
| NBT Bank, National Association | Williamsvile Branch | 5178 Main St | 14221 | Map |
| NBT Bank, National Association | Clarence Branch | 8411 Main St | 14221 | Map |
| Nextier Bank, National Association | Williamsville Branch | 5877 Main St | 14221 | Map |
Source: FDIC BankFind Suite, retrieved 2026-09-20. Hours and phone numbers are not part of this data: check the bank’s website before you visit.
Frequently asked questions
How many banks are in Williamsville, NY?
Our list has 7 banks with 15 branches in Williamsville. Branches open and close, so confirm with the bank.
Which bank has the most branches in Williamsville?
In our list it is KeyBank National Association, with 4 branches.
How do I contact a branch?
The FDIC data has no phone numbers. Open the bank’s official website from its profile page here, or use the number on your card or statement.