no registry or other post-adoption programs

Adoptees and birth parents in New Jersey and the District of
Columbia have access to virtually nothing....

New Jersey  AP 

Washington, D.C.

states which provide non-identifying information to adoptees
are marked with the abbreviation AD

states which provide non-identifying information to adoptive parents
are marked with the abbreviation AP

states which provide non-identifying information to birth parents
are marked with the abbreviation BP