sierpecki CountyVoivodeship: mazowieckieMunicipalities (7)Gozdowo (11 units)Mochowo (10 units)Rościszewo (8 units)Sierpc (1 units)Sierpc (15 units)Szczutowo (5 units)Zawidz (12 units)PSP HeadquartersKomenda Powiatowa PSP Sierpc