🌐EnglishEnglishBahasa IndonesiaDeutschEspañolFrançaisItalianoNederlandsPolskiPortuguêsTiếng ViệtTürkçeРусскийفارسی한국어中文EntityQ1135401· pop 29· linked from 368 articlesOstrów Mazowiecka CountyAlso known as Ostrow Mazowiecka Countypowiat of PolandWikidata factsOfficial websitepowiatostrowmaz.plImageBrok, Poland - panoramio (3).jpgLicence plate codeWOSShow 1 more factP6482Ostrów Mazowiecka CountySources (7)it.wikipedia.orgwikidata.orgen.wikipedia.orgit.wikipedia.orgOn the mapAvailable in 29 languagesFrançaisDeutsch中文РусскийPortuguêsItalianoazbBahasa IndonesiaBelarusianConnectionsPolandCountryWarsawEntityCategoriesLand counties of Masovian VoivodeshipOstrów County, Masovian VoivodeshipStates and territories disestablished in 1939States and territories established in 1919States and territories established in 1999