Metropolitan Library System was created in 1966.
Columbus Metropolitan Library was created in 1873.
Daegu Metropolitan Jungang Library was created in 1919.
San Diego Metropolitan Transit System was created in 1886.
Shortgrass Library System was created in 1988.
Peninsula Library System was created in 1971.
Massachusetts Library System was created in 2010.
King County Library System was created in 1942.
Twin Lakes Library System was created in 1938.
Bay County Library System was created in 1974.
Riverside County Library System was created in 1911.
Library System of Lancaster County was created in 1987.
Pierce County Library System was created in 1946.