The National Center for Missing & Exploited Children (NCMEC) is a non-profit organization based in the United States. It was established in 1984 to help locate missing children and prevent child exploitation. NCMEC provides resources, support, and training to law enforcement agencies, families, and the public. They also operate a 24-hour hotline for reporting missing children and offer educational programs to raise awareness about child safety. NCMEC collaborates with various organizations, including law enforcement, child welfare agencies, and community groups, to enhance child protection efforts. They maintain a database of missing children and provide tools for identifying and recovering them. Through their initiatives, NCMEC aims to create a safer environment for children across the nation.