| Business | Phone |
| Buildings & Grounds 500 E Capitol Ave # Bo1, Pierre 57501 | (605) 773-3344 |
| Central Duplicating Svc 1320 E Sioux Ave, Pierre 57501 | (605) 773-3614 |
| Classification & Training 523 E Capitol Ave, Pierre 57501 | (605) 773-3461 |
| Corporations Division 500 E Capitol Ave # 204, Pierre 57501 | (605) 773-4845 |
| Records Management 104 S Garfield Ave, Pierre 57501 | (605) 773-3589 |
| Purchasing Director 523 E Capitol Ave, Pierre 57501 | (605) 773-3405 |
| Personnel Bureau 500 E Capitol Ave, Pierre 57501 | (605) 773-3148 |
| Fleet & Travel Management 104 S Garfield Ave, Pierre 57501 | (605) 773-3162 |
| Human Rights Div 118 W Capitol Ave, Pierre 57501 | (605) 773-4493 |
| Information Processing Svc-Dev 700 Governors Dr, Pierre 57501 | (605) 773-3416 |
| Information Processing-Oper 700 E Broadway Ave, Pierre 57501 | (605) 773-3558 |