| Business | Phone |
| Yankton Area Adjustment 206 E 4th St, Yankton 57078 | (605) 668-9736 |
| Yankton Area Adjustment 2311 Cedar Ter, Yankton 57078 | (605) 665-2667 |
| Yankton Area Adjustment 2407 Cedar Ter, Yankton 57078 | (605) 665-2433 |
| Yankton Area Adjustment 405 Linn St, Yankton 57078 | (605) 665-9867 |
| Yankton Area Adjustment 600 E 10th St, Yankton 57078 | (605) 665-1104 |
| Yankton Area Adjustment 918 Picotte St, Yankton 57078 | (605) 665-7137 |