Vilathikulam is a selection grade panchayat town in Thoothukudi district in the Indian state of Tamil Nadu.

Vilathikulam is a little town, on the northern bank of the Vaippar River, which has water flowing only 15 to 25 days per year.

It had major issue as the bridge connecting the Vilathikulam town on the southern side to the Kovilpatti and Tuticorin routes gets submerged completely when the river flows.

Purana Nadagam (Stage shows) like "Arichantra Mayana Kandam", "Veera Pandiya Katta Pomman", "Valli Thirumanam", "Pavalak kodi" are arranged every year during the "pongal" festival at the Amman temple at Karisalkulam, Velidupatti, Singilipatti, Perilovanpatti, Lakshmi Puram and also some nearby villages.

"Pathirakali Amman" temple festivals like "Silampattom" and "Mulaippari" are other major religious events in the region.