| Business | Phone |
| Frederick E Ackerman 8830 Cameron Ct # 501, Silver Spring 20910 | (301) 585-5374 |
| American Hypnosis Training Inc 1110 Fidler Ln # 1218, Silver Spring 20910 | (301) 565-0103 |
| Counseling & Hypnotherapy Ctr 9525 Georgia Ave # 203, Silver Spring 20910 | (301) 588-5800 |
| Maryland Hypnosis Ctr 12509 Kuhl Rd, Silver Spring 20902 | (301) 962-7272 |