| Village | Koonthalur |
| Block | Thiagadurgam |
| District | Villupuram |
| State | Tamil Nadu |
| Country | India |
| Continent | Asia |
| Time Zone | IST ( UTC + 05:30) |
| Currency | Indian Rupee ( INR ) |
| Dialing Code | +91 |
| Date format | dd/mm/yyyy |
| Driving side | left |
| Internet cTLD | in |
| Language | Tamil |
| Time difference | 8 minutes |
| Latitude | 13.0938995 |
| Longitude | 80.292356 |
Koonthalur is a village panchayat located in the Villupuram district of Tamil-Nadu state,India. The latitude 13.0938995 and longitude 80.292356 are the geocoordinate of the Koonthalur.
The surrounding nearby villages and its distance from Koonthalur are Velakurichi , Koothakudi , Peelamedu , Sithalur , Asakalathur , Eranji , Gurupeedapuram , Virugavoor , Vilakkur , Mudiyanur , Thimmalai , Prithivimangalam , Thiyagai , Kottaiyur , Madam , Nagalur , Sithathur , Chinnamampattu , Eyyanur , Kanangur , Kandachimangalam , Katchakudi , Kongarayapalayam , Kudiyanallur , Melvizhi , Ninnaiyur , Ogaiyur , Pallagacherri , Panayanangal , Porasakurichi , Pudu - Uchimedu , Sathanur , Sirunagalur , Thiagadurgam , Udayanachi , Vadapoondi , Vadathoraslur , Valavanthankuppam , Varanjaram , Vengaivadi .
The native language of Koonthalur is Tamil and most of the village people speak Tamil. Koonthalur people use Tamil language for communication.
Koonthalur village is located in the UTC 5.30 time zone and it follows indian standard time(IST). Koonthalur sun rise time varies 8 minutes from IST. The vehicle driving side in Koonthalur is left, all vehicles should take left side during driving. Koonthalur people are using its national currency which is Indian Rupee and its internationl currency code is INR. Koonthalur phones and mobiles can be accesed by adding the indian country dialing code +91 from abroad. Koonthalur people are following the dd/mm/yyyy date format in day-to-day life. Koonthalur domain name extension( cTLD) is .in .