1. Yankton Daily Press & Dakotan
319 Walnut St, Yankton, SD 57078
Coordinate: 42.87057,-97.39425
Phone: (605) 665-7811
2. American Programming Machine "APM"
Walnut ST, Yankton, SD 57078
Coordinate: 42.876373,-97.39367
Phone: (786) 704-9717
3. LocalNet
Yankton, SD 57078
Phone: (605) 665-1837