| Business | Phone |
| Yankton High School 1801 Summit St, Yankton 57078 | (605) 665-2073 |
| Yankton Middle School 2000 Mulberry St, Yankton 57078 | (605) 665-2419 |
| Yankton School District 63-3 1900 Ferdig St, Yankton 57078 | (605) 665-3998 |
| Webster Elementary School 318 E 7th St, Yankton 57078 | (605) 665-2484 |
| Beadle Elementary School 1214 Mulberry St, Yankton 57078 | (605) 665-2282 |
| Stewart Elementary School 208 W 21st St, Yankton 57078 | (605) 665-5765 |
| Sacred Heart Middle School 504 Capital St, Yankton 57078 | (605) 665-1808 |
| Sacred Heart School 1500 Saint Benedict Dr, Yankton 57078 | (605) 665-5841 |
| Lincoln Elementary School 815 Locust St, Yankton 57078 | (605) 665-7392 |