| Business | Phone |
| B2b Supplies Inc 10450 S Western Ave, Chicago 60643 | (773) 779-8337 |
| Fbs Technologies 10339 S Troy St, Chicago 60655 | (773) 779-3619 |
| Case-Tek Inc 2444 W 16th St # 9, Chicago 60608 | (312) 455-0954 |
| Cheap Ink 6499 W 65th St, Chicago 60638 | (708) 728-9465 |
| Chicago Computer Supply 27 N Wacker Dr 110, Chicago 60606 | (312) 202-0237 |
| Computer Concepts 625 W Madison St 501, Chicago 60661 | (312) 902-3031 |