| ROAN OUTWEST INTERIORS & DESIGNPrairie City, OR · Active | Prairie City, OR | Other | Apr 1, 2014 | Active |
| STRAWBERRY MOUNTAIN HONEYPrairie City, OR · Active | Prairie City, OR | Other | Jul 11, 2014 | Active |
| BAR CROSS LLCPrairie City, OR · Active | Prairie City, OR | LLC | Jul 17, 2014 | Active |
| BAR CROSS CATTLE RE, INC.Prairie City, OR · Active | Prairie City, OR | Corporation | Oct 7, 2014 | Active |
| BLUE MOUNTAIN SPRINGS PROPERTY, LLCPrairie City, OR · Active | Prairie City, OR | LLC | Nov 12, 2014 | Active |
| ELMWOOD RANCH, INC.Prairie City, OR · Active | Prairie City, OR | Corporation | Oct 13, 1975 | Active |
| KELDAN CORP.Prairie City, OR · Active | Prairie City, OR | Corporation | Nov 30, 2015 | Active |
| HITZ NDR LIMITED LIABILITY COMPANYPrairie City, OR · Active | Prairie City, OR | LLC | Feb 8, 2016 | Active |
| PRAIRIE WOOD PRODUCTS, LLCPrairie City, OR · Active | Prairie City, OR | LLC | Apr 26, 2016 | Active |
| PRAIRIE CITY SENIOR CITIZENSPrairie City, OR · Active | Prairie City, OR | Nonprofit | Jan 6, 1978 | Active |
| GSG HOLDINGS LLCPrairie City, OR · Active | Prairie City, OR | LLC | Dec 1, 2016 | Active |
| TRAVERSE LLC.Prairie City, OR · Active | Prairie City, OR | LLC | Jan 25, 2017 | Active |
| V & R RANCH, LLCPrairie City, OR · Active | Prairie City, OR | LLC | Feb 22, 2017 | Active |
| STRUX ENGINEERING LLCPrairie City, OR · Active | Prairie City, OR | LLC | Apr 26, 2017 | Active |
| TRBB ENTERPRISES, LLCPrairie City, OR · Active | Prairie City, OR | LLC | Jun 22, 2017 | Active |
| STRAWBERRY MOUNTAIN LOCKSPrairie City, OR · Active | Prairie City, OR | Other | Oct 9, 2017 | Active |
| OP CUSTOMS LLCPrairie City, OR · Active | Prairie City, OR | LLC | Feb 20, 2018 | Active |
| GSG RANCH, LLCPrairie City, OR · Active | Prairie City, OR | LLC | Apr 3, 2018 | Active |
| COPPEROPOLIS MINING CO.Prairie City, OR · Active | Prairie City, OR | Corporation | Jun 7, 2018 | Active |
| HAWKEYE MINING CO.Prairie City, OR · Active | Prairie City, OR | Corporation | Jun 7, 2018 | Active |
| DIFFERENTIAL ENGINEERING INC.Prairie City, OR · Active | Prairie City, OR | Corporation | Apr 23, 1980 | Active |
| STRUX HOLDINGS LLCPrairie City, OR · Active | Prairie City, OR | LLC | Sep 7, 2018 | Active |
| DONE RIGHT APPRAISAL SERVICES, LLCPrairie City, OR · Active | Prairie City, OR | LLC | Oct 9, 2018 | Active |
| 1871 LAND AND LIVESTOCK, LLCPrairie City, OR · Active | Prairie City, OR | LLC | Oct 26, 2018 | Active |
| NRD, LLCPrairie City, OR · Active | Prairie City, OR | LLC | Apr 9, 2019 | Active |
| DCW CONTRACTING LLCPrairie City, OR · Active | Prairie City, OR | LLC | Sep 30, 2019 | Active |
| TKS RENTALS LLCPrairie City, OR · Active | Prairie City, OR | LLC | Dec 13, 2019 | Active |
| MCKINLEY CONTRACTING LLCPrairie City, OR · Active | Prairie City, OR | LLC | Mar 12, 2020 | Active |
| COLD BORE PRECISION LLCPrairie City, OR · Active | Prairie City, OR | LLC | Jun 23, 2020 | Active |
| GREATER PRAIRIE CITY COMMUNITY ASSOCIATIONPrairie City, OR · Active | Prairie City, OR | Nonprofit | Sep 3, 2003 | Active |
| AT LAST TRANSPORTPrairie City, OR · Active | Prairie City, OR | Other | Nov 24, 2020 | Active |
| MOUNTAINHEART LLCPrairie City, OR · Active | Prairie City, OR | LLC | Oct 14, 2003 | Active |
| GARRETT HITZ CONSTRUCTION LLCPrairie City, OR · Active | Prairie City, OR | LLC | Feb 25, 2021 | Active |
| S.T.D. SIDING & CONSTRUCTIONPrairie City, OR · Active | Prairie City, OR | Other | Feb 26, 2021 | Active |
| GRANT COUNTY CYBERMILLPrairie City, OR · Active | Prairie City, OR | Nonprofit | Jun 30, 2021 | Active |
| ALL FIRED UP L.L.CPrairie City, OR · Active | Prairie City, OR | LLC | Aug 20, 2021 | Active |
| OODLES OF DOODLES LLCPrairie City, OR · Active | Prairie City, OR | LLC | Oct 4, 2021 | Active |
| BEAR BRANCH TREE FARM, LLCPrairie City, OR · Active | Prairie City, OR | LLC | Dec 1, 2021 | Active |
| HARWOOD TRANSPORT LLCPrairie City, OR · Active | Prairie City, OR | LLC | Dec 30, 2021 | Active |
| PRAIRIE CITY RV PARK LLCPrairie City, OR · Active | Prairie City, OR | LLC | Jan 14, 2022 | Active |
| TEELS PLUMBING LLCPrairie City, OR · Active | Prairie City, OR | LLC | Jan 21, 2022 | Active |
| SPEAR P ENTERPRISES LLCPrairie City, OR · Active | Prairie City, OR | LLC | May 10, 2022 | Active |
| C&M CONTRACTING, LLCPrairie City, OR · Active | Prairie City, OR | LLC | Mar 29, 2022 | Active |
| OREGON BIRD HUNTERS ASSOCIATION, INC.Prairie City, OR · Active | Prairie City, OR | Nonprofit | Apr 4, 1990 | Active |
| FULL CURL CONTRACTING LLCPrairie City, OR · Active | Prairie City, OR | LLC | May 23, 2022 | Active |
| CARTER LUMBERPrairie City, OR · Active | Prairie City, OR | Other | Jun 6, 2022 | Active |
| WRIGHT'S STORAGE, LLCPrairie City, OR · Active | Prairie City, OR | LLC | Feb 5, 2004 | Active |
| MWII, LLCPrairie City, OR · Active | Prairie City, OR | LLC | Sep 1, 2022 | Active |
| HITCHIN POSTPrairie City, OR · Active | Prairie City, OR | Other | Sep 15, 2022 | Active |
| VIRTUAL ACADEMIES OF OREGONPrairie City, OR · Active | Prairie City, OR | Nonprofit | Oct 3, 2022 | Active |