| Business | Phone |
| Hill City Elementary School 421 Main St, Hill City 57745 | (605) 574-3015 |
| Hill City High School 464 Main St, Hill City 57745 | (605) 574-3000 |
| Hill City Middle School 421 Main St, Hill City 57745 | (605) 574-3020 |
| Hill City School Adm 421 Main St, Hill City 57745 | (605) 574-3030 |