| Business | Phone |
| Bank Of America 300 Union Ave, Holbrook 11741 | (631) 000-1111 |
| Bank Of America 4400 Veterans Memorial Hwy, Holbrook 11741 | (631) 000-1111 |
| Citibank 5801 Sunrise Hwy, Holbrook 11741 | (631) 589-7335 |
| Roslyn Savings Bank 5801 Sunrise Hwy, Holbrook 11741 | (631) 218-8880 |
| State Bank 4250 Veterans Memorial Hwy, Holbrook 11741 | (631) 630-0500 |
| Washington Mutual 991 Main St, Holbrook 11741 | (631) 981-4261 |