| Business | Phone |
| American Computing 52 Hurtin Blvd # 1, Smithtown 11787 | (631) 499-7606 |
| Ergo Direct 1020 W Jericho Tpke, Smithtown 11787 | (631) 864-1013 |
| Redline Computers Inc 308 W Main St # Ll1, Smithtown 11787 | (631) 862-7050 |
| Sunny Tech Inc 26 Linden Pl, Smithtown 11787 | (631) 863-1671 |