Vishnampettai is a large village in Budalur block, Thiruvaiyaru taluk of Thanjavur district, Tamil Nadu. This village is located in the banks of Kaveri River, Kollidam River and Kudamurutti River. ^[1]

The total geographical area of Vishnampettai is 607.52hectares. ^[2] The population of the village is 2655 in which 1314 are male and 1341 are female. The literacy rate of the village is 73.12%. ^[3]

One of the most notable person is V Ramanathan. He helped develop the archaeological sites and temples in his village. V Ramanathan died on July 10, 2007. The temple is now run on his name and yearly festivities are arranged on Vinayaka Chaturthi day.

• Budalur Railway station-9 km away
• Alakkudi Railway station-14.5 km away
• Lalgudi Railway station-14.8 km away

• Thanjavur Air force station-22.7 km away
• Tiruchirappalli International Airport-28.1 km away
• Karaikal Airport-97.5 km away

• Lourdu Xavier Matric Higher Secondary School-0.9 km
• Sacred Heart F.Lawrence Higher Secondary school-2.6 km
• Mettur School-9.2 km ^[4]

10°52′N 78°57′E / 10.867°N 78.950°E / 10.867; 78.950