| SAINT CATHERINE CATHOLIC CHURCH OF FOSSIL, INC.Fossil, OR · Active | Fossil, OR | Nonprofit | Oct 8, 2002 | Active |
| WHEELER COUNTY 4-H ASSOCIATIONFossil, OR · Active | Fossil, OR | Nonprofit | Dec 19, 1974 | Active |
| HYATT HOUSE BED & BREAKFAST LLCFossil, OR · Active | Fossil, OR | LLC | Feb 6, 2015 | Active |
| JAEGER ENTERPRISES, LLCFossil, OR · Active | Fossil, OR | LLC | Mar 18, 2015 | Active |
| KC'S COUNTRY VALUE, LLCFossil, OR · Active | Fossil, OR | LLC | May 8, 2015 | Active |
| HOMER PROPERTIES, LLCFossil, OR · Active | Fossil, OR | LLC | Aug 10, 2015 | Active |
| RUSTED HITCH RESTORATION, LLCFossil, OR · Active | Fossil, OR | LLC | Sep 24, 2015 | Active |
| BLUE MT STORAGEFossil, OR · Active | Fossil, OR | Other | Jan 14, 2016 | Active |
| HELLO DEAR HANDMADEFossil, OR · Active | Fossil, OR | Other | Nov 14, 2016 | Active |
| BLUE MOUNTAINS BIODIVERSITY PROJECTFossil, OR · Active | Fossil, OR | Nonprofit | Jun 8, 2016 | Active |
| STUMP MUNCHER LOGGING LLCFossil, OR · Active | Fossil, OR | LLC | Oct 18, 2016 | Active |
| RURAL TAX SERVICES, LLCFossil, OR · Active | Fossil, OR | LLC | Oct 18, 2016 | Active |
| COUGAR RIDGE CONSTRUCTION LLCFossil, OR · Active | Fossil, OR | LLC | Dec 16, 2016 | Active |
| ALDER CREEK CATTLE LLCFossil, OR · Active | Fossil, OR | LLC | Dec 16, 2016 | Active |
| BENNETT'S TIRE & AUTO LLCFossil, OR · Active | Fossil, OR | LLC | Dec 30, 2016 | Active |
| KINZUA HILLS GOLF CLUBFossil, OR · Active | Fossil, OR | Nonprofit | May 22, 1978 | Active |
| J.C.'S APPLE TREE FINDSFossil, OR · Active | Fossil, OR | Other | Apr 21, 2018 | Active |
| KUCO MEDIA LLCFossil, OR · Active | Fossil, OR | LLC | Feb 6, 2019 | Active |
| FRIENDS OF THE FOSSIL LIBRARYFossil, OR · Active | Fossil, OR | Nonprofit | Mar 4, 2019 | Active |
| WHEELER COUNTY BROADCASTERS ASSOCIATION INC.Fossil, OR · Active | Fossil, OR | Nonprofit | Sep 13, 2019 | Active |
| WHITEROCK CONSTRUCTION LLCFossil, OR · Active | Fossil, OR | LLC | Jan 22, 2020 | Active |
| DYER FARMS, INC.Fossil, OR · Active | Fossil, OR | Corporation | Nov 14, 2003 | Active |
| ASHER COMMUNITY HEALTH CENTERFossil, OR · Active | Fossil, OR | Nonprofit | Nov 17, 2003 | Active |
| BRENDA'S BLESSINGS, LLCFossil, OR · Active | Fossil, OR | LLC | Oct 8, 2021 | Active |
| RAY'S GARAGEFossil, OR · Active | Fossil, OR | Other | Nov 16, 2021 | Active |
| DUSTY SADDLE RANCHFossil, OR · Active | Fossil, OR | Other | Feb 23, 2022 | Active |
| CORNCOB RANCH LLCFossil, OR · Active | Fossil, OR | LLC | Mar 24, 2022 | Active |
| JAEGER ENTERPRISE CO LLCFossil, OR · Active | Fossil, OR | LLC | Apr 6, 2022 | Active |
| 6 LAND & CATTLE COMPANY LLCFossil, OR · Active | Fossil, OR | LLC | Dec 12, 2022 | Active |
| RUSTED RESTORATION LLCFossil, OR · Active | Fossil, OR | LLC | Feb 28, 2023 | Active |
| RH BENNETT TRUCKINGFossil, OR · Active | Fossil, OR | Other | Mar 7, 2023 | Active |
| FOSSIL METHODIST CHURCHFossil, OR · Active | Fossil, OR | Nonprofit | Mar 27, 2023 | Active |
| GRIFFITH CATTLE LLCFossil, OR · Active | Fossil, OR | LLC | Apr 20, 2023 | Active |
| LOGAN LAND AND LIVESTOCK, LLCFossil, OR · Active | Fossil, OR | LLC | May 12, 2023 | Active |
| MAH-HAH OUTFITTERS, INC.Fossil, OR · Active | Fossil, OR | Corporation | Aug 9, 1990 | Active |
| WHEELER COUNTY LAND TITLE CO.Fossil, OR · Active | Fossil, OR | Other | Jan 5, 1981 | Active |
| CW CARPENTRYFossil, OR · Active | Fossil, OR | Other | Oct 10, 2023 | Active |
| THE HISTORIC FOSSIL MOTEL AND RV PARK INCFossil, OR · Active | Fossil, OR | Corporation | Oct 31, 2023 | Active |
| DJG INVESTMENTS LLCFossil, OR · Active | Fossil, OR | LLC | Nov 29, 2023 | Active |
| OAKES LIVESTOCK, LLCFossil, OR · Active | Fossil, OR | LLC | Dec 11, 2023 | Active |
| SHARP WORKS LLCFossil, OR · Active | Fossil, OR | LLC | Jan 14, 2024 | Active |
| WHEELER COUNTY PUBLIC HEALTH DEPARTMENTFossil, OR · Active | Fossil, OR | Other | Mar 14, 2024 | Active |
| FRONTIER COUNTRY GARDENS LLCFossil, OR · Active | Fossil, OR | LLC | Mar 20, 2024 | Active |
| COVE RANCH INC.Fossil, OR · Active | Fossil, OR | Corporation | Apr 3, 2024 | Active |
| HAVEN HOUSE RETIREMENT CENTERFossil, OR · Active | Fossil, OR | Other | Jun 28, 2004 | Active |
| HOLISTIC FOOD CO.Fossil, OR · Active | Fossil, OR | Other | Sep 12, 2024 | Active |
| REPAIR 1STFossil, OR · Active | Fossil, OR | Other | Oct 24, 2024 | Active |
| HLB, LLCFossil, OR · Active | Fossil, OR | LLC | Nov 21, 2024 | Active |
| WB LLCFossil, OR · Active | Fossil, OR | LLC | Dec 2, 2024 | Active |
| EXPEDITION EATS LLCFossil, OR · Active | Fossil, OR | LLC | Jan 17, 2025 | Active |