Thinniyam is a Village in Lalgudi Taluk in Tiruchirappalli District of Tamil Nadu State, India. It is located 26 KM towards East from District head quarters Tiruchirapalli. 10 KM from Lalgudi. 332 KM from State capital Chennai.Thinniyam Pin code is 621601 and postal head office is Lalgudi .
Thinniyam is surrounded by Lalgudi Taluk towards west , Budalur Taluk towards South , Thiruverambur Taluk towards west , Manachanellur Taluk towards west .