| Business | Phone |
| Hta Plainview 11803 | (516) 827-7400 |
| Lambda Electronics 45 Fairchild Ave # A, Plainview 11803 | (516) 629-3000 |
| Landmark Electronics Ltd 28 South Mall, Plainview 11803 | (516) 293-7441 |
| Linrose Electronics Inc 29 Cain Dr, Plainview 11803 | (516) 293-2520 |
| Mabe Electronics 1 Dupont St # 100, Plainview 11803 | (516) 349-7766 |
| Smr Electronics Inc 1522 Old Country Rd, Plainview 11803 | (516) 756-6000 |
| Stock-It Corp 25 North Mall, Plainview 11803 | (516) 752-7744 |