| Business | Phone |
| Transition Services Liaison 811 E 10th St # 21, Sioux Falls 57103 | (605) 367-5330 |
| South Dakota Education Assn 3710 S West Ave, Sioux Falls 57105 | (605) 339-3236 |
| Dakotalink 800 N Western Ave, Sioux Falls 57104 | (605) 334-9099 |
| National Abstinence Clrnghs 801 E 41st St, Sioux Falls 57105 | (605) 335-3643 |
| John Mc Laughlin Co 1524 S Summit Ave, Sioux Falls 57105 | (605) 332-4900 |