The National Personnel Records Center(s) (NPRC) is an agency of the National Archives and Records Administration, created in 1966. It is part of the United States National Archives federal records center system and is divided into two large Federal Records Centers located in St. Louis, Missouri, and Valmeyer, Illinois. The term "National Personnel Records Center" is often used to describe both the physical Military Personnel Records Center facility and as an broader term for all records centers in the St. Louis area. To differentiate, the broader collection is occasionally called the "National Personnel Records Centers".