www.asha.org
The American Speech-Language-Hearing Association is the professional organization for speech-language pathologists and audiologists. The ASHA website provides information for parents regarding child development norms, research, and resources for children and adult communication disorders.

www.apraxia-kids.org
The Childhood Apraxia of Speech Association of North America seeks to provide information and support to families of children with apraxia.

The Stuttering Foundation of America
The Stuttering Foundation of America is a non-profit organization that provides free online resources, services and support to those who stutter and their families, as well as support for research into the causes of stuttering.

www.shav.org
The Speech-Language-Hearing Association of Virginia is a non-profit professional association for speech-language pathologists and audiologists in the state of Virginia.

Prentke Romich Company
PRC provides information and support for assistive technology and augmentative communication.

Dynavox