| Business | Phone |
| Anderson Potato Barn 735 Middle Rd, Riverhead 11901 | (631) 727-1314 |
| Anderson's Farm Stand Route 58, Riverhead 11901 | (631) 727-2559 |
| Big E Farm Inc 171 Sound Ave, Riverhead 11901 | (631) 298-5385 |
| Edward Zilnicki Farms 41 Sound Ave # A, Riverhead 11901 | (631) 727-2121 |
| Vegetable Research Farm Sound Ave, Riverhead 11901 | (631) 727-3595 |