1. Icore Network

(571) 203-9107

22970 Indian Creek Dr Sterling, VA 20166

2. Discovery Communications Inc

(703) 464-0172

45580 Terminal Dr Sterling, VA 20166

3. The Sutron Corp

(703) 406-2163

22400 Ste Davis Dr Sterling, VA 20164

4. General Dynamics Information Technology

(703) 437-1062

22626 Sally Ride Dr Sterling, VA 20164

5. Level 3

(703) 729-4864

21691 Filigree Ct Ashburn, VA 20147

6. Charter Communications

(703) 724-9685

21721 Filigree Ct Ashburn, VA 20147

7. Sound Bite Communications Inc

(703) 729-0135

44470 Chilum Pl Ashburn, VA 20147

8. Tata Communications US Inc

(703) 793-3395

2355 Ste Dulles Corner Blvd Herndon, VA 20171

9. Government Sales Consultants Inc

(703) 421-5180

1402 Shepard Dr Sterling, VA 20164

10. Nexgen Communication Llc

(703) 996-8152

44965 Aviation Dr Sterling, VA 20166

11. Reston Radiology Consultants

(703) 858-7025

21785 Ste Filigree Ct Ashburn, VA 20147

12. Signature Consultants

(703) 657-7777

2325 Dulles Corner Blvd Suite #750 Herndon, VA 20171

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13. Intergrated Communication Consulting Llc

(703) 421-8901

20868 Waterbeach Pl Sterling, VA 20165

14. Laminar Flow Consultants Inc

(703) 723-1600

44642 Ste Guilford Dr Ashburn, VA 20147

15. Exodus Communication

(703) 421-6120

45901 Nokes Blvd Sterling, VA 20166

16. Verizon Wireless

(703) 729-1892

22001 Loudoun County Pkwy Ashburn, VA 20147

17. Global Strategic Solutions

(703) 466-0476

22375 Ste Broderick Dr Sterling, VA 20166

18. Sterling Cybercenter

(703) 326-0314

22810 International Dr Sterling, VA 20166

19. Pingtone Communications

(703) 621-6261

13454 Sunrise Valley Dr Herndon, VA 20171

20. Harris Corp

(703) 483-8000

21000 Ste Atlantic Blvd Sterling, VA 20166

21. Pingtone Communications

(703) 673-5200

13921 Ste Park Center Rd Herndon, VA 20171

22. I Focus

(571) 926-8363

1610 Washington Plz Reston, VA 20190

23. Actix

(703) 707-4777

12012 Ste Sunset Hills Rd Reston, VA 20190

24. Advanced Communctns

(703) 352-4484

10431 Fairfax Blvd Fairfax, VA 22030

25. Net

(703) 995-5200

14120 Sullyfield Cir Chantilly, VA 20151

26. Cypress Communications

(703) 288-1879

1430 Spring Hill Rd Mc Lean, VA 22102

27. Vsnl International

(703) 707-0748

12010 Ste Sunset Hills Rd Reston, VA 20190

28. Inroute Communications

(703) 378-7963

14012 Sullyfield Cir Chantilly, VA 20151

29. Proactive Communications

(571) 223-0042

19415 Deerfield Ave Leesburg, VA 20176

30. L-3 Communications

(703) 390-7600

1900 Ste Campus Commons Dr Reston, VA 20191

31. Contact Solutions LLC

(703) 476-6042

1130 Elden St Herndon, VA 20170

32. Abraxas Corporation Inc

(703) 821-8930

205 Ste Van Buren St Herndon, VA 20170

33. Reverb Networks Inc

(703) 729-9725

20099 Ste Ashbrook Pl Ashburn, VA 20147

34. Wireless Media Consulting

(703) 222-6280

12700 Ste Fair Lakes Cir Fairfax, VA 22033

35. Vranes Communications LLC

(703) 266-9000

14502 Lee Rd Chantilly, VA 20151

36. Broadview Networks VA

(703) 352-0152

10431 Fairfax Blvd Fairfax, VA 22030

37. Paetec Communications Va

(703) 255-3593

503 Windover Ave NW Vienna, VA 22180

38. New World Communications

(703) 830-9970

13830 Ste Braddock Rd Centreville, VA 20121

39. Secure Exchange Solutions Inc

(703) 796-1000

2350 Corporate Park Dr Herndon, VA 20171

40. Global Resource Solutions Inc

(703) 865-7808

3701 Ste Pender Dr Fairfax, VA 22030

41. Mj Communications Consulting Inc

(703) 476-4004

2143 Cabots Point Ln Reston, VA 20191

42. Verizon

(703) 729-2184

21830 Uunet Dr Ashburn, VA 20147

43. New River Systems

(571) 926-9381

22636 Ste Davis Dr Sterling, VA 20164

44. Emil America Office

(703) 481-1150

22701 Dulles Summit Ct Sterling, VA 20166

45. Assurety Consulting Inc

(703) 444-2224

22570 Markey Ct Sterling, VA 20166

46. Harris Williams & Co

(703) 723-4469

21691 Filigree Ct Ashburn, VA 20147

47. Iron Mountain Inc

(703) 444-7353

22445 Randolph Dr Sterling, VA 20166

48. Odin Technology

(571) 223-0560

21715 Filigree Ct Ashburn, VA 20147

49. AP Auction

(571) 521-5000

45080 Ste Old Ox Rd Sterling, VA 20166

50. Reema Consulting Services

(703) 689-9740

45055 Underwood Ln Sterling, VA 20166