| Kalamazoo College | Physics | Mathematics | |
| Kansas State University | Physics | Engineering | Mathematics |
| Kansas Wesleyan University             | Physics             | Mathematics | |
| University of Kansas | Physics | Engineering             | Mathematics |
| Kean University | Mathematics | ||
| Keene State College | Physics | Mathematics | |
| Kennesaw State University | Mathematics | ||
| Kent State University | Physics | Mathematics | |
| Kentucky Wesleyan College | Physics | Mathematics | |
| University of Kentucky | Physics | Engineering | Mathematics |
| Kenyon College | Physics | Mathematics | |
| Kettering University | Physics | Engineering | Mathematics |
| King College | Physics | Mathematics | |
| King's College | Mathematics | ||
| Knox College | Physics | Mathematics | |
| Kutztown University | Physics | Mathematics |