Telephone Companies in Prospect Heights, IL
1. EarthLink Mobile
Serving the Prospect Heights Area
From Business: Nations largest and best 4G and 5G LTE coverage; Keep up with family and friends; check news; Keep your number and get a new number; tons of choices for cell phone plans;…
2. UScellular
"They have the best coverage and service around! I have been a customer for 8 years, highly recommend!!!"
3. Telecom Brokerage Inc
1301 S Wolf Rd, Prospect Heights, IL 60070
4. iTeleco.com
309 E Rand Rd, Arlington Heights, IL 60004
From Business: ITeleco is a full service telecommunications company. We sell, install, repair, upgrade, and program phone systems. ITeleco provides new & refurbished telephone equipment…
5. Black Ram
6. GT Telecomm
1040 S Milwaukee Ave, Wheeling, IL 60090
"Good company.Best rates!"
7. AT&T
1990 N Arlington Heights Rd, Arlington Heights, IL 60004
8. Active Telephone & Data
800 W Central Rd Ste 146, Mount Prospect, IL 60056
9. Royal Phone Company
2150 E Lake Cook Rd, Buffalo Grove, IL 60089
From Business: Royal is a competitive local exchange carrier certified by the State of Illinois. We have been granted authority by the State to offer competitive, local phone service. Why…
10. Royal Phone Company
750 W Lake Cook Rd Ste 110, Buffalo Grove, IL 60089
11. Black Box Network Service
851 Busse Rd, Elk Grove Village, IL 60007
From Business: Nortech Telecommunications is a privately held company. Its customer base includes commercial, education and various government agency accounts. With annual revenues of more…
12. National 411
999 N Plaza Dr, Schaumburg, IL 60173
From Business: Located in Schaumburg, Ill., National 411 is a directory assistance company offering services at wholesale prices. It offers directory assistance services in two formats;…
13. US Robotics
231 N Martingale Rd, Schaumburg, IL 60173
From Business: In operation for more than 25 years, USRobotics offers a range of communication services. It provides broadband modems, Internet security devices, and wired and wireless…
14. Telesphere Network Ltd
413 S Arlington Heights Rd, Arlington Heights, IL 60005
16. Voicestream Wireless Cell Telephone Service
445 E Algonquin Rd, Arlington Heights, IL 60005
17. AT&T Inc
3650 Industrial Ave, Rolling Meadows, IL 60008
18. Qwest Communications
1536 E Prairie Ave, Des Plaines, IL 60016
19. Ventec USA Inc
720 Lee St, Elk Grove Village, IL 60007
20. iSimplifyMe
123 Scott St, Elk Grove Village, IL 60007
21. Dispatch
2490 E Oakton St, Arlington Heights, IL 60005
22. Enhance Custom Solution
1821 Walden Office Sq, Schaumburg, IL 60173
23. Iktelecom
790 Busse Rd, Elk Grove Village, IL 60007
24. Combined Communications
174 Touhy Ct, Des Plaines, IL 60018
25. Trueblac
26. Cogent Communications
1905 Lunt Ave, Elk Grove Village, IL 60007
27. Syniverse Techologies
1905 Lunt Ave, Elk Grove Village, IL 60007
28. EdgeConneX
1800 Nicholas Blvd, Elk Grove Village, IL 60007
29. Wireline Inc
700 Cooper Ct Ste C, Schaumburg, IL 60173