Eastern Pa. Down Syndrome Center
http://lehighvalleybuddywalk.com/default.aspx

Hopes & Dreams Foundation Inc.
http://www.hopesanddreamsfoundation.org/

Friends of Trisomy 21 Center
http://www.tri21center.org

Down Syndrome Association of Pittsburgh
 http://www.dsapgh.org

Luzerne County Down Syndrome Network
http://www.luzernecountydownsyndromenetwork.org/

York Area Down Syndrome Association
http://www.yorkareadownsyndrome.org