| Business | Phone |
| Attala County School District 100 Courthouse # 3, Kosciusko 39090 | (662) 289-2801 |
| Kosciusko Junior High School 317 E Jefferson St, Kosciusko 39090 | (662) 289-3737 |
| Kosciusko Lower Elementary 41 Veterans Memorial Dr, Kosciusko 39090 | (662) 289-3364 |
| Kosciusko Middle Elementary 233 S Wells St, Kosciusko 39090 | (662) 289-7193 |
| Kosciusko School District 206 S Huntington St, Kosciusko 39090 | (662) 289-4771 |
| Kosciusko Senior High School 206 S Huntington St, Kosciusko 39090 | (662) 289-2424 |
| Kosciusko Upper Elementary 120 Fourth Ave, Kosciusko 39090 | (662) 289-2264 |
| Kosciusko-Attala Voc School 450 Highway 12 E, Kosciusko 39090 | (662) 289-2689 |