| Business | Phone |
| K98.5 Koel Fm 501 Sycamore St, Waterloo 50703 | (319) 833-4985 |
| Kbbg 918 Newell St, Waterloo 50703 | (319) 235-1515 |
| Kbol Radio 501 Sycamore St, Waterloo 50703 | (319) 433-1311 |
| Kcrr 501 Sycamore St 300, Waterloo 50703 | (319) 233-9770 |
| Radio Group 514 Jefferson St, Waterloo 50701 | (319) 234-2200 |
| Knws 4880 Texas St, Waterloo 50702 | (319) 296-1975 |
| Kwof 3232 Osage Rd, Waterloo 50703 | (319) 236-5700 |
| Kwof Radio 257 Ansborough Ave, Waterloo 50701 | (319) 226-5401 |
| Afro-American Cmnty Brdcsting 918 Newell St, Waterloo 50703 | (319) 234-1441 |
| Q92.3 Kkhq 501 Sycamore St, Waterloo 50703 | (319) 292-2000 |
| Can Am Financial Svc 189 W 11th St, Waterloo 50702 | (319) 233-5856 |