Calumet City

Police Department

Calumet City Police Department, providing law enforcement services.

Treasurer's Office

Office of the City Treasurer for Calumet City.

Economic Development

Economic Development Department for Calumet City.

Office of the Mayor

Office of the Mayor, chief executive of the City of Calumet City (mayor-council government).

Fire Department

Calumet City Fire Department, providing fire suppression and emergency services.

City Clerk's Office

Office of the City Clerk for Calumet City.

Building & Zoning Department

Building & Zoning Department, handling permits, inspections, and zoning for Calumet City.

Public Works Department

Public Works Department, maintaining city streets, water, and infrastructure.