OCLC Online Computer Library Center, Inc. is a library service and research organization. It helps people find more information and lessens library costs. It was incorporated on July 6, 1967 as the not-for-profit Ohio College Library Center. 72,000 libraries in 86 countries use OCLC services to find and save library materials. The organization was begun by Fred Kilgour. Its head office is in Dublin, Ohio, U.S.A.