Old Housing Unit is an neighbourhood in Arulananda Nagar West Extension, Thanjavur, Thanjavur District, Tamil Nadu, India. Nanjikottai Vallundanpattu, Pudupattinam, Vannarapettai Chief, Palliyeri, Neelagiri, Thanjavur, Vannarapettai Addl., Velur, Melavelithottam, Ramanathapuram Addl., Dalavaipalayam are the nearby cities to Old Housing Unit.