| Business | Phone |
| Baypoint Components Inc 691 Montauk Hwy, Shirley 11967 | (631) 399-3000 |
| Dimension Circuits 27 Johns Neck Rd, Shirley 11967 | (631) 395-5200 |
| Electronic Boutique 800 Montauk Hwy, Shirley 11967 | (631) 878-4502 |
| Radio Shack 353 William Floyd Pkwy, Shirley 11967 | (631) 281-1818 |
| Radio Shack 999 Montauk Hwy, Shirley 11967 | (631) 399-5910 |