| Business | Phone |
| Business Network Communication 168 Peyton Rd, Sterling 20165 | (703) 450-8910 |
| Diginet Communications 111 Carpenter Dr, Sterling 20164 | (703) 736-9800 |
| Exodus Communications 45845 Nokes Blvd, Sterling 20166 | (703) 948-2600 |
| Quintessent Communication 20892 Great Falls Forest Dr, Sterling 20165 | (571) 434-5589 |
| Intelligence Communications 103 Carpenter Dr, Sterling 20164 | (703) 318-0562 |
| Local Communications 105 Executive Dr 100a, Sterling 20166 | (703) 709-7902 |