| Business | Phone |
| Intl Assn Security & Investig Po Box 93, Waterloo 50704 | (319) 232-1480 |
| Iowa Association-Chiefs-Police 2616 Gloria Dr, Waterloo 50701 | (319) 236-8059 |
| Junior Achievement-Black Hawk 501 Sycamore St 709, Waterloo 50703 | (319) 274-0760 |
| Alzheimer's Association 2101 Kimball Ave 122, Waterloo 50702 | (319) 272-2300 |
| American Cancer Society 2101 Kimball Ave, Waterloo 50702 | (319) 272-2880 |
| Black Hawk County Gaming Assn 100 Woodlawn Rd, Waterloo 50701 | (319) 234-0910 |
| Brain Injury Assn 2101 Kimball Ave Ll7, Waterloo 50702 | (319) 272-2312 |
| Farm Bureau Insurance 3315 W 4th St, Waterloo 50701 | (319) 234-2747 |
| Waterloo Education Assoc 701 W 5th St, Waterloo 50702 | (319) 234-2349 |