| Business | Phone |
| Davey Tree & Lawn Care Port Jefferson 11777 | (631) 928-8653 |
| Norse Tree Svc Inc Port Jefferson 11777 | (631) 473-8733 |
| Eastwood Tree Svc Port Jefferson 11777 | (631) 928-4070 |
| P K Tree Svc 410 Oakwood Rd, Port Jefferson 11777 | (631) 928-5904 |
| Prune-A-Tree Port Jefferson 11777 | (631) 474-7444 |
| Usher Tree Experts Inc 1500 Main St, Port Jefferson 11777 | (631) 751-8933 |