Hammond Transit System was the provider of bus service in the Chicago suburb of Hammond, Indiana. It featured four local intra-city routes and one route that provides access to neighboring Whiting and Chicago's East Side neighborhood. The system was established in 1976 as replacement for the discontinued bus service provided by . The service was a division of the Hammond city government. As of January 1, 2010, the system is operated by the Northwest Indiana Regional Bus Authority. Hammond Transit Center acts as a transit hub, linking together all system routes, as well as Pace suburban bus system, East Chicago Transit and Gary Public Transportation Corporation bus routes.