| Business | Phone |
| District Court-Civil Cases 720 Central Ave, Dubuque 52001 | (563) 589-4588 |
| District Court-Clerk Of Courts 720 Central Ave, Dubuque 52001 | (563) 589-4589 |
| District Court-Misdemeanors 720 Central Ave, Dubuque 52001 | (563) 589-4586 |
| District Court-Probate 720 Central Ave, Dubuque 52001 | (563) 589-4580 |
| District Court-Small Claims 720 Central Ave, Dubuque 52001 | (563) 589-4419 |
| Dubuque Cnty District Judges 720 Central Ave, Dubuque 52001 | (563) 589-4447 |