Alangulam is located about 37.5 kilometers from Tirunelveli along the SH 39 towards the North West of Tirunelveli. The present population of Alangulam is about 20000 and most of the people living here speak Tamil and a considerable population know English. Thottiyankulam is a major tank located at the East of Alangulam. Alangulam has its own Government Hospital. Several schools are present here which provide basic education to the Children. Thompson ITI is a prominent Institute of Technical Education here and people living here go to Kovilpatti, Coimbatore, Tirunelveli and Chennai for higher education. Alangulam is located at 8°51'59.0"N 77°29'43.1"E or 8.866384, 77.495316.