| Adoption Alliances | Owings Mills |
| Adoption Counseling Organization and Resource Network (ACORN) | |
| Adoption Resource Center, Inc. (MD, SC) | Catonsville |
| Adoption Service Information Agency (ASIA) | Silver Spring |
| Adoptions Forever, Inc. (MD) | Rockville |
| Adoptions Together | Silver Spring |
| Adoptions Together - Baltimore Office | Baltimore |
| America World Adoption Association - Maryland | Easton |
| Bethany Christian Services of Maryland | Crofton |
| Board of Child Care | Baltimore |
| Catholic Charities of Baltimore | Baltimore |
| Cradle of Hope Adoption Center (CHAC or COH) | Silver Spring |
| Creative Adoptions, Inc. | Columbia |
| Diakon Adoption Services (Baltimore) | Baltimore |
| For the Love of a Child Adoption Agency, Inc | Chevy Chase |
| Frank Adoption Center Inc (MD) | Chevy Chase |
| Global Adoption Services, Inc. | Bel Air |
| International Children's Alliance | Columbia |
| Jewish Family Service (Baltimore, Maryland) | Baltimore |
| Project Oz Adoptions, Inc. | Dunkirk |
| The Barker Foundation | Bethesda |
| World Child International | Silver Spring |
| World Child, Inc | Silver Spring |
