Is the United States a member of INTERPOL? Yes, the United States is a member of INTERPOL, as authorized by Title 22, United States Code §263a. As a condition of membership, the United States maintains a National Central Bureau (NCB) in Washington, D.C., which serves to maintain liaison with the Organization’s General Secretariat in Lyon, France, and the National Central Bureaus of INTERPOL’s 189 other member countries. The United States also details (“seconds”) law enforcement officials to serve at INTERPOL Headquarters in Lyon, France.
https://www.justice.gov/interpol-washington/frequently-asked-questions#two wrote: