Government in Hamburg, IA City Office1201 Main StHamburg, IA, 516407123821313City ClerkCity OfficesFremont County CourthouseGovernment CityNrcsHamburg City Office1005 Bluff StHamburg, IA, 516407123821624City ClerkCity OfficesFremont County CourthouseGovernment CityNrcsShow MoreSee AlsoGovernment Offices