Category: Telecommunications > Telephones
| Name | City | Phone |
|---|---|---|
| 21st Century Systems, Inc. | Glen Ellyn | (630) 469-3300 |
| Accutel.com | Oak Brook | 630-792-0800 |
| Americas Computers and Telephones | Carol Stream | 1 866 295-9336 |
| Cimco Communications Inc | Oakbrook Terrace | (630) 691-8080 |
| Communications Supply Corp | Carol Stream | 630-221-6400 |
| Corporate Communications | Woodridge | (630) 969-4582 |
| Corporate Communications, Inc. | Lisle | 630-969-4582 |
| Data Comm Networking Inc. | Burr Ridge | (630) 850-7488 |
| D & S Communications, Inc | Elgin | (847) 888-9956 |
| Duke Communications | Glen Ellyn | (630)858-2894 |
| Forward Telecommunications Services | West Chicago | (630) 293-1919 |
| Home Technics | Naperville | 630-355-2345 |
| Kustom Automated Technologies Inc | Naperville | (630) 355-3585 |
| MIDWEST TELEPHONE INC | Elmhurst | (630) 530-5200 |
| North America Communications Corp | Naperville | (630) 305-8899 |
| Number 1 Wireless | Glendale Heights | 630-924-5944 |
| OneNet Offices Inc. | Wheaton , Naperville | 630-690-9669 |
| Professional Management Network | Naperville IL | 630.369.7296 |
| Sojourn Consulting Inc | Oakbrook Terrace | (630) 705-1300 |
| Strickland Electric | naperville | 630-854-7149 |
| Tele-Movers, Inc. | Schaumburg | 800-336-4864 |
| THE Systems of DuPage | Winfield | |
| Vionetworks, inc. | Naperville | 630-548-1599 |
| Zero Access Inc. | Elk Grove Village | 847-718-0770 |