| Business | Phone |
| All American Rapid Filing Tax 124 Carleton Ave, Central Islip 11722 | (631) 232-1456 |
| Liberty Tax Svc 68 E Suffolk Ave, Central Islip 11722 | (631) 231-2297 |
| Bravo Tax Svc 1637 Islip Ave, Central Islip 11722 | (631) 232-9553 |
| Jackson Hewitt Tax Svc 1850 Veterans Memorial Hwy, Central Islip 11722 | (631) 582-2288 |
| Jackson Hewitt Tax Svc 72 E Suffolk Ave, Central Islip 11722 | (631) 582-8822 |