The National Missing and Unidentified Persons System (NamUs)

DNA Assistance:
As part of the NamUs system, the Center for Human Identification at the UNT Health Science Center coordinates with criminal justice agencies, the Armed Forces DNA Identification Laboratory, and the National Center for Missing & Exploited Children to identify, collect and perform DNA analyses on unidentified remains and family reference samples free of charge. For DNA submission paperwork and instructions, visit the DNA Submission Page.

http://www.untfsu.com/namus.html​