| Business | Phone |
| Steve Michel Auto Supply 125 4th Ave Se, Harmony 55939 | (507) 886-2431 |
| Torgerson Auto Sales 545 Main Ave N, Harmony 55939 | (507) 886-2430 |
| Rumsey Auto Sales 25 4th St Nw, Harmony 55939 | (507) 886-3534 |
| Mc Kernan Auto Sales 410 Main Ave N, Harmony 55939 | (507) 886-2466 |