| Kullanchavadi | |
| Settlement Type: | Sub Village |
| Pushpin Map: | India Tamil Nadu#India |
| Pushpin Label Position: | right |
| Pushpin Map Caption: | Location in Tamil Nadu, India |
| Coordinates: | 11.6257°N 79.6745°W |
| Subdivision Type: | Country |
| Subdivision Name: |  India |
| Subdivision Type1: | State |
| Subdivision Name1: | Tamil Nadu |
| Subdivision Type2: | District |
| Subdivision Name2: | Cuddalore |
| Government Type: | Democracy |
| Unit Pref: | Metric |
| Population Density Km2: | auto |
| Demographics Type1: | Languages |
| Demographics1 Title1: | Official |
| Demographics1 Info1: | Tamil |
| Timezone1: | IST |
| Utc Offset1: | +5:30 |
| Postal Code Type: | PIN |
| Postal Code: | 607301 |
| Area Code Type: | Telephone code |
| Area Code: | 04142 |
| Registration Plate: | TN-31 |
Kullanchavadi is a developed village cum small town along the NH 532 in the Kurinjipadi Taluk in Cuddalore district of Tamil Nadu, India.[1] It covers part of Vazhudhalambattu, Ambalavananpettai, Appiyampettai and Agaram Panchayaths. It is located 20 km towards south from district headquarters Cuddalore.
Panruti, Parangipettai, Neyveli, Nellikuppam, Kurinjipadi, Vadalur and Cuddalore are the nearby towns to Kullanchavadi.