| Business | Phone |
| Horizon Property Management 1660 Embassy West Dr 250, Dubuque 52002 | (563) 582-8886 |
| Old Northwest Land Co 520 Central Ave, Dubuque 52001 | (563) 582-9311 |
| Rose Cosgrove Real Estate 823 Kelly Ln, Dubuque 52003 | (563) 583-7754 |
| Continental Realty Ltd 1179 Iowa St, Dubuque 52001 | (563) 557-1465 |
| Grace Miller Realty 1810 Hale St, Dubuque 52001 | (563) 583-1129 |
| Joan Frommelt Real Estate 5604 Saratoga Rd, Dubuque 52002 | (563) 588-4395 |
| American Realty 903 2nd Avenue SE, Dubuque 52001 | (563) 875-9455 |