Amigos Library Services, Inc. is a membership-based American not-for-profit organization chartered to serve libraries. The organization was formed in 1974 in Dallas, Texas, as the AMIGOS Bibliographic Council. It included 22 libraries, united to bring OCLC access to the southwestern United States. As of September 2021 Amigos is one of the largest library resource-sharing networks and a provider of information technology to libraries.