Paralithaioi () is a former municipality in the Trikala regional unit, Thessaly, Greece. Since the 2011 local government reform it is part of the municipality Trikala, of which it is a municipal unit. The municipal unit has an area of 98.052 km<sup>2</sup>. Population 2,202 (2021). The seat of the municipality was in Rizoma. The name of the municipality comes from its geographical position, para, ÃÂñÃÂì + Lithaeos river (meaning "the people around the Lithaeos river).