| Business | Phone |
| Dubuque City Finance Dubuque City Hall, Dubuque 52001 | (563) 589-4130 |
| Dubuque City Of Bills & Svc 50 W 13th St, Dubuque 52001 | (563) 589-4144 |
| Dubuque Health Svc 1300 Main St, Dubuque 52001 | (563) 589-4181 |
| Dubuque City-Fourth Street 100 W 4th St, Dubuque 52001 | (563) 690-0512 |