| Business | Phone |
| Ama-Dent Porcelain Studio 24 Bellemeade Ave, Smithtown 11787 | (631) 265-8808 |
| Oste Labs 142 Lawrence Ave, Smithtown 11787 | (631) 724-6380 |
| Gerbano Dental Laboratory Inc 59 Landing Ave, Smithtown 11787 | (631) 361-4800 |
| R & B Dental Art Studio Inc 56 Helen Ave, Smithtown 11787 | (631) 366-0731 |