Missing Child/Adult Agencies

List of State Clearinghouses for Missing Children
State Clearinghouses track cases of missing persons and provide resources to law enforcement and searching families.

National Center for Missing and Exploited Children

Let's Bring Them Home
Assistance for families of missing persons

National Runaway Safeline
Confidential hotline, support and other valuable resources for runaway or potential runaway children

Find The Children
Assistance for families with missing children

Canada's Missing 
National Missing Children Services