| Business | Phone |
| Above Net Inc 1782 Business Center Dr, Reston 20190 | (703) 438-8288 |
| Aim Inc 12009 Edgemere Cir, Reston 20190 | (703) 689-0806 |
| Coast2coast Internet 1415 Newport Spring Ct, Reston 20194 | (703) 733-0700 |
| Connect-Us Group Communication 1800 Robert Fulton Dr, Reston 20191 | (703) 860-4800 |
| Cysive Inc 11921 Freedom Dr 550, Reston 20190 | (703) 259-2300 |
| Digital Island 12030 Sunrise Valley Dr 317, Reston 20191 | (703) 860-6381 |
| Dimension Data 12120 Sunset Hills Rd, Reston 20190 | (571) 203-4000 |
| Dot Com Group 11911 Freedom Dr, Reston 20190 | (703) 417-8900 |
| E Stat Info Reston 20190 | (703) 668-9417 |
| Equinix 10780 Parkridge Blvd 150, Reston 20191 | (703) 251-3300 |
| Factota 1771 Wainwright Dr, Reston 20190 | (703) 787-8443 |
| Yazam 1831 Wiehle Ave, Reston 20190 | (703) 787-0419 |
| Virid 11260 Roger Bacon Dr, Reston 20190 | (703) 689-2813 |
| I Defense 1875 Campus Commons Dr, Reston 20191 | (703) 390-1230 |
| Inter Net Global Ltd 12120 Sunset Hills Rd, Reston 20190 | (703) 456-9050 |
| Teleglobe Communications Corp 11480 Commerce Park Dr, Reston 20191 | (703) 755-2000 |
| Titan Corp 1900 Campus Commons Dr # 400, Reston 20191 | (703) 390-4700 |
| Internet Society 11150 Sunset Hills Rd # 100, Reston 20190 | (703) 326-9880 |
| Internet Society 1775 Wiehle Ave # 102, Reston 20190 | (703) 326-9880 |
| Service Co 12001 Sunrise Valley Dr, Reston 20191 | (703) 345-2400 |
| Lunch Fuel Inc 1763 Fountain Dr, Reston 20190 | (703) 736-0252 |
| Savvis Communications Corp 11700 Plaza America Dr, Reston 20190 | (703) 292-2000 |
| Savvis Communications 2100 Reston Pkwy, Reston 20191 | (703) 476-9566 |
| Main Net Power Line 12355 Sunrise Valley Dr, Reston 20191 | (703) 476-4700 |
| Powerline Technologies Inc 11180 Sunrise Valley Dr, Reston 20191 | (703) 391-7300 |
| Nokia Internet Communications 11921 Freedom Dr, Reston 20190 | (703) 904-4387 |
| IdeaIcarus, LLC 1801 Robert Fulton Drive 240, Reston 20191 | (703) 673-7950 |