Nachiapuram, one of the 76 home towns of Nagarathars  ( popularly known as NattuKottai Chettiars ) is situated on the Karaikudi-Madurai main road. The name "Nachiapuram", evolved from the name of the goddess Arulmigu Nachiar Amman, of the the main temple here.  Most of the residents are Nagarathars and are spread across the globe. 

Nachiapuram is a part of Kallal Town Panchayat of Sivaganga District, and is made up of over 310 Nagarathar families. The Vital information are as follows

How to Reach Nachiapuram  From Karaikudi, Nachiapuram is 13 km on the Karaikudi-Madurai ( via Managiri) main road and is connected by frequent town bus service. Taxi and Auto are alternatives available.  
Temples Arulmigu Nachiar Amman Kovil is the main temple, Kattu Nachi Amman Kovil is in the outskirts.There is a Siva Temple on the other end . There is also a Pillayar and Dhandayudapani Temple along the main temple tank.
Numerics Pincode : 630207 ,  Telephone area code : ++ 91 4577 
Institutions   Jayamkonda Vinayar Primary School ( 65 years old),  Jayamkonda Vinayar High School ( 28 years old), Public Health Centre, Canara Bank, Indian Bank. 
Establishments There are few shops along the main temple tank, Sundaram Tailor and Murugan Kadai (shop) are there for years. Kathirvelan Textiles is situated at the outskirts.
Statistics Total : 310 (pullis) Families, which comprises of four main Kovils of nagarathars. ( Ellupakudi, Pilliyapatti, Vairavankovil, Eelayathankudi)

Arulmighu Nachiar Amman Kovil Kudamulakhu Vilha ( Reincarnation). Year : 1991

Sivan Kovil Kudamulakhu Vilha ( Reincarnation). Year : 1995

Arulmighu Nachiar Amman Kovil, is being reconstructed and the Kudamulakhu Vilha is on 3rd June 2001 (Sunday).