| Business | Phone |
| Atlantic Dental Wellness 1303 Main St, Port Jefferson 11777 | (631) 474-7477 |
| Cherches & Taub 1528 Main St, Port Jefferson 11777 | (631) 473-1338 |
| Modern Dentistry 714 Main St, Port Jefferson 11777 | (631) 473-0582 |
| Dentally Driven 656 Main St, Port Jefferson 11777 | (631) 928-3939 |
| Solveig Mount Dds 309 High St, Port Jefferson 11777 | (631) 473-4955 |
| North Country Dental 111 N Country Rd, Port Jefferson 11777 | (631) 473-4400 |
| Gentle Dental 656 Main St, Port Jefferson 11777 | (631) 928-9898 |
| Port Jefferson Dental Group 602 Main St, Port Jefferson 11777 | (631) 473-1511 |
| Leon S Klempner Dds 656 Main St, Port Jefferson 11777 | (631) 928-9800 |
| Smile Makers 14 N Country Rd, Port Jefferson 11777 | (631) 473-0052 |
| Gregory St Clair Dds 101 Hoyt Ln, Port Jefferson 11777 | (631) 928-1957 |