| Business | Phone |
| Bank Of America 15 Bennetts Rd, East Setauket 11733 | (631) 000-1111 |
| Bank Of America 234 Main St, East Setauket 11733 | (631) 000-1111 |
| Bank Of Smithtown 184 N Belle Mead Rd, East Setauket 11733 | (631) 689-1221 |
| North Fork Bank 158 Route 25a, East Setauket 11733 | (631) 694-9111 |
| Washington Mutual 430 Route 25a, East Setauket 11733 | (631) 751-8846 |