| Business | Phone |
| Long Island Commercial Bank 350 Motor Pkwy, Hauppauge 11788 | (631) 342-0888 |
| Astoria Federal Savings & Loan 845 Wheeler Rd, Hauppauge 11788 | (631) 724-4848 |
| Bank Of America 190 Motor Pkwy, Hauppauge 11788 | (631) 000-1111 |
| Bank Of New York 159 Adams Ave, Hauppauge 11788 | (631) 231-6667 |
| Bank Of New York 603 Smithtown Byp, Hauppauge 11788 | (631) 979-8700 |
| Bank Of Smithtown 100 Motor Pkwy, Hauppauge 11788 | (631) 787-2000 |
| Bank Of Smithtown 548 Route 111, Hauppauge 11788 | (631) 265-7922 |
| Chase 200 Motor Pkwy # B8, Hauppauge 11788 | (516) 935-9935 |
| Citibank 730 Veterans Hwy, Hauppauge 11788 | (631) 724-2439 |
| North Fork Bank 120 Commerce Dr, Hauppauge 11788 | (631) 952-2002 |
| First National Bank 330 Motor Pkwy, Hauppauge 11788 | (631) 952-2900 |
| Roslyn Savings Bank 335 Nesconset Hwy, Hauppauge 11788 | (631) 979-3101 |
| State Bank 740 Veterans Hwy, Hauppauge 11788 | (631) 979-0700 |
| Suffolk County National Bank 110 Marcus Blvd, Hauppauge 11788 | (631) 436-5400 |
| United Mortgage 800 Veterans Hwy # 300, Hauppauge 11788 | (631) 724-7070 |
| Washington Mutual 100 Adams Ave, Hauppauge 11788 | (631) 434-9301 |