Metropolitan Transit Authority of Harris County was created on 1979-01-01.
Indiana County Transit Authority was created in 1979.
Adams County Transit Authority was created in 1981.
Birmingham-Jefferson County Transit Authority was created in 1972.
Madison County Transit was created in 1980.
Strathcona County Transit was created in 1977.
Sarasota County Area Transit was created in 1979.
Detroit Metropolitan Wayne County Airport was created in 1930.
Metropolitan School District of Warren County was created in 1973-01.
Greater London isn't in any county. It is its own Metropolitan Authority.
Milwaukee County Transit System was created on 1975-06-01.
Nashville does not have county commissioners. The Metropolitan Government of Nashville and Davidson County includes a Mayor and a Metropolitan Council. The Metropolitan Council is the legislative authority. It consists of 40 elected members. Megan Barry is the seventh and current mayor of the Metropolitan Government of Nashville and Davidson County. She was elected on September 10, 2015.
Orange County Transportation Authority was created in 1991.