| Official Name: | Walnut Corner, Arkansas |
| Pushpin Map: | Arkansas#USA |
| Subdivision Type: | Country |
| Subdivision Name: | United States |
| Subdivision Type1: | State |
| Subdivision Name1: | Arkansas |
| Subdivision Type2: | County |
| Subdivision Name2: | Phillips |
| Timezone: | Central (CST) |
| Utc Offset: | -6 |
| Timezone Dst: | CDT |
| Utc Offset Dst: | -5 |
| Elevation Ft: | 210 |
| Coordinates: | 34.555°N -90.7681°W |
| Area Code: | 870 |
| Blank Name: | GNIS feature ID |
| Blank Info: | 55995 |
Walnut Corner is an unincorporated community in Phillips County, Arkansas, United States. Walnut Corner is located at the junction of U.S. Route 49, Arkansas Highway 1, and Arkansas Highway 85, 3miles south-southwest of Lexa.