Stary Susk  is a village in the administrative district of Gmina Rzekuń, within Ostrołęka County, Masovian Voivodeship, in east-central Poland.
Stary Susk is a rural community situated in the administrative boundaries of Rzekuń, located in Ostrołęka County, Masovian Voivodeship, within central-eastern Poland's territory.