| Business | Phone |
| Association For Sup & Curr Dev 1703 N Beauregard St, Alexandria 22311 | (703) 933-1552 |
| Attitudes Skills 2214 King St, Alexandria 22301 | (703) 535-5992 |
| Challenger Center For Space 1250 N Pitt St, Alexandria 22314 | (703) 683-9740 |
| College Match 400 Madison St 2008, Alexandria 22314 | (703) 683-7764 |
| Kevin D Dohmen Alexandria 22314 | (703) 683-9617 |
| Sundial Learning Systems Inc 1805 Commonwealth Ave, Alexandria 22301 | (703) 739-4344 |
| Socrates Institute Po Box 23751, Alexandria 22304 | (703) 823-2135 |
| Schiller Center 801 Duke St, Alexandria 22314 | (703) 684-4735 |
| Ruth C Heitin 100 W Howell Ave, Alexandria 22301 | (703) 519-7181 |
| Octameron Associates 1900 Mount Vernon Ave, Alexandria 22301 | (703) 836-5480 |
| Kathleen Thompson Alexandria 22314 | (703) 519-3783 |
| International Management 1729 King St, Alexandria 22314 | (703) 684-9477 |
| Job Corps 4900 Leesburg Pike 214, Alexandria 22302 | (703) 671-5300 |
| D Hex Enterprises Inc Alexandria 22310 | (703) 313-9757 |
| Human Resources Technologies 6416 Grovedale Dr 302b, Alexandria 22310 | (703) 719-0778 |
| Tuition Aid 8233 Crown Court Rd, Alexandria 22308 | (703) 360-4062 |
| U S Educational Group 4900 Leesburg Pike, Alexandria 22302 | (703) 578-6900 |