| Business | Phone |
| A American Answering Svc 10431 Lee Hwy, Fairfax 22030 | (703) 273-6640 |
| Csc Fairfax 22030 | (703) 273-7177 |
| Epoch Research Assoc 10560 Main St, Fairfax 22030 | (703) 267-6626 |
| Tasco Message Ctr 10560 Main St 321, Fairfax 22030 | (703) 273-3250 |
| Tasco Telemessaging Ctrs 10560 Main St, Fairfax 22030 | (703) 273-8868 |