| Business | Phone |
| Preston Community School 121 S Mitchell St, Preston 52069 | (563) 689-3431 |
| Preston Head Start 141 S Stephens St, Preston 52069 | (563) 689-6596 |
| Preston High School 321 W School St, Preston 52069 | (563) 689-4221 |
| Preston Superintendents Office 121 S Mitchell St, Preston 52069 | (563) 689-5822 |