| Business | Phone |
| Iowalogic 218 Division St, Waterloo 50703 | (319) 833-4721 |
| J & M Technology 2450 Maynard Ave, Waterloo 50701 | (319) 236-1343 |
| Ken's Custom Computers 1010 E Mitchell Ave 9, Waterloo 50702 | (319) 833-7830 |
| Computer Shop 1224 W 2nd St, Waterloo 50701 | (319) 827-2781 |
| Computer Troubleshooters 3641 Kimball Ave, Waterloo 50702 | (319) 240-8581 |
| Computer Tutoring & Tuning 417 Riehl St, Waterloo 50703 | (319) 233-5790 |