| Business | Phone |
| Spring Mill Valley Subdivision 4150 Erin Mdw, House Springs 63051 | (636) 671-6242 |
| Century 21 123 Osage Executive Cir, House Springs 63051 | (636) 677-0279 |
| Coldwell Banker 4695 Land Rush Dr, House Springs 63051 | (636) 942-3282 |
| Phase One Realty 7200 Executive Pkwy, House Springs 63051 | (636) 671-1100 |
| John V Harness Realty 4980 Byrnesville Rd, House Springs 63051 | (636) 274-0666 |