| Business | Phone |
| B G Electronics 625 Estes Ave, Schaumburg 60193 | (847) 679-2500 |
| Best Buy 900 E Golf Rd, Schaumburg 60173 | (847) 843-3515 |
| Charles Everett Techs Inc 1827 Dunsford Ct, Schaumburg 60194 | (630) 250-8100 |
| Electronic Design & Mfg Inc 1070 National Pkwy, Schaumburg 60173 | (847) 884-6900 |
| Edmar Electronics Co 809 Estes Ave, Schaumburg 60193 | (847) 923-9100 |
| Eastern Components 1340 Remington Rd, Schaumburg 60173 | (847) 310-8731 |
| Circuit City 1325 Wiley Rd 160, Schaumburg 60173 | (847) 490-8100 |
| Component Distributors Inc 215 Alpine Dr, Schaumburg 60194 | (847) 839-8140 |
| Dallas Semiconductor Corp 2500 W Higgins Rd, Schaumburg 60194 | (847) 882-2500 |
| Coombs Associates Inc 943 N Plum Grove Rd, Schaumburg 60173 | (847) 734-1800 |