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A municipal government meets at City Hall.
They meet in City Hall.
Municipal legislatures meet in their municipal (town) hall.
NOTHING
Municipal Governments meet in various places. They could meet in the local town house, or, meeting hall, town hall, or city hall it depends on the Municipality.
Up my bum
Parliament hill
Parliament hill
tennessense
Philadelphia
philadelphia
In facilities owned by the government for that purpose. Federal buildings are nationwide. State gov buildings are statewide, but concentrated in the capital, municipal buildings are even more concentrated.