| Poinachi | |
| Native Name Lang: | Malayalam |
| Other Name: | Pulinakshi |
| Settlement Type: | town |
| Pushpin Label Position: | right |
| Pushpin Map Caption: | Location in Kerala, India |
| Coordinates: | 12.4583°N 75.0625°W |
| Subdivision Type: | Country |
| Subdivision Name: |  India |
| Subdivision Type1: | State |
| Subdivision Name1: | Kerala |
| Subdivision Type2: | District |
| Subdivision Name2: | Kasaragod |
| Unit Pref: | Metric |
| Population Density Km2: | auto |
| Demographics Type1: | Languages |
| Demographics1 Title1: | Official |
| Demographics1 Info1: | Malayalam, English |
| Timezone1: | IST |
| Utc Offset1: | +5:30 |
| Postal Code Type: | PIN |
| Postal Code: | 671541 |
| Area Code Type: | Telephone code |
| Area Code: | 04994 |
| Registration Plate: | KL- 14 |
| Blank1 Name Sec1: | Coastline |
| Blank1 Info Sec1: | 0km (00miles) |
| Blank2 Name Sec1: | Nearest city |
| Blank2 Info Sec1: | Kasaragod |
Poinachi is a small town on National Highway 66, about 16 km south of the town of Kasaragod, Kerala, India. It also serves as an origination point for a road running east to Bandadka.
National Highway 66 passes through Poinachi Junction which connects to Mangalore in the north and Calicut in the south. The nearest railway station is Kanhangad on Mangalore-Palakkad line. There are airports at Mangalore and Kannur.