Sejm Constituency no. 16
Płock is a Polish parliamentary constituency in the Masovian Voivodeship.It elects ten members of the Sejm.[1] The district has the number '16' for elections to the Sejm and is named after the city of Płock.It includes the counties of Ciechanów, Gostynin, Mława, Płock, Płońsk, Przasnysz, Sierpc, Sochaczew, Żuromin, and Żyrardów, and the city county of Płock.