| Business | Phone |
| Arco Window Cleaning Svc Riverhead 11901 | (631) 698-4201 |
| Bellflower Landscaping 72 Trout Brook Ln, Riverhead 11901 | (631) 722-5296 |
| Middle Road Plantation 144 Middle Rd, Riverhead 11901 | (631) 727-6455 |
| Nu Green Landscaping Inc 64 Daly Dr, Riverhead 11901 | (631) 369-6319 |
| Oliver's Green Fields Riverhead 11901 | (631) 585-7566 |
| Prete Gardens 67 June Ave, Riverhead 11901 | (631) 369-1611 |
| Quality Affordable Landscaping 161 Kings Dr, Riverhead 11901 | (631) 283-6970 |
| Start To Finish Landscaping 530 Griffing Ave, Riverhead 11901 | (631) 369-5678 |
| Tuttle's Landscaping 32 Nash Ave, Riverhead 11901 | (631) 208-0932 |
| W Pettaway Jr Landscape Riverhead 11901 | (631) 208-8733 |
| Whitman Nurseries Inc 332 Manor Ln, Riverhead 11901 | (631) 722-3000 |
| Woodhull Landscaping Roanoke Ave, Riverhead 11901 | (631) 369-5160 |