| Oregon Federal Census Index 1920 | ||||
| Wheeler County | Series T625 | |||
| Name | Precinct | ED No. | Sheet No. | Line No. |
| Fanning, Francis | Clarno | 231 | 1 | 66 |
| Fanning, Guy* | Clarno | 231 | 1 | 65 |
| Fannon, Francis Mary | Fossil - Fossil Town | 232 | 3 | 45 |
| Fenton, Ana | Twickenham | 231 | 2 | 78 |
| Fenton, Bill | Twickenham | 231 | 2 | 80 |
| Fenton, Burla | Twickenham | 231 | 2 | 73 |
| Fenton, Ina | Twickenham | 231 | 2 | 74 |
| Fenton, James | Spray | 236 | 5 | 40 |
| Fenton, Marion | Twickenham | 231 | 2 | 76 |
| Fenton, Renolds | Twickenham | 231 | 2 | 77 |
| Fenton, Susan | Twickenham | 231 | 2 | 79 |
| Fenton, Zella | Twickenham | 231 | 2 | 75 |
| Finney, Ernest | Spray | 236 | 4 | 20 |
| Flory, Danial Elza | Fossil - Fossil Town | 232 | 3 | 30 |
| Flory, Hatty D. | Fossil - Fossil Town | 232 | 3 | 31 |
| Folston, Agness E. | Mitchell | 230 | 5 | 35 |
| Folston, Almira J. | Mitchell | 230 | 5 | 34 |
| Folston, Alta M. | Mountain Creek | 234 | 1 | 33 |
| Folston, Delbert C. | Mountain Creek | 234 | 1 | 34 |
| Folston, Ellen L. | Mitchell | 230 | 5 | 39 |
| Folston, Gilbert C. | Mountain Creek | 234 | 1 | 35 |
| Folston, Jaleen | Mitchell | 230 | 5 | 36 |
| Folston, James E. | Mitchell | 230 | 5 | 37 |
| Folston, Lawrance | Mitchell | 230 | 5 | 38 |
| Folston, Ralph | Mountain Creek | 234 | 1 | 32 |
| Folston, William | Mitchell | 230 | 5 | 33 |
| Folston, William | Mitchell | 230 | 5 | 40 |
| Forbes, William P. | Service Creek | 235 | 3 | 18 |
| Foree, Walter | Waterman | 234 | 4 | 12 |
| Forsberg, John | Spray | 236 | 3 | 6 |
| Fox, Charles S. | Fossil - Fossil Town | 232 | 3 | 95 |
| Fox, Ethel Anna | Fossil - Fossil Town | 232 | 4 | 21 |
| Fox, Fay Wilda | Fossil - Fossil Town | 232 | 3 | 98 |
| Fox, Jessie Maria | Fossil - Fossil Town | 232 | 4 | 20 |
| Fox, Jessie Wavel | Fossil - Fossil Town | 232 | 3 | 99 |
| Fox, Marshal William | Fossil - Fossil Town | 232 | 4 | 17 |
| Fox, Mary A. | Fossil - Fossil Town | 232 | 4 | 18 |
| Fox, May Lilly | Fossil - Fossil Town | 232 | 3 | 96 |
| Fox, Vilna Marie | Fossil - Fossil Town | 232 | 3 | 97 |
| Fox, Wayne Chas | Fossil - Fossil Town | 232 | 3 | 100 |
| Fox, William M. | Fossil - Fossil Town | 232 | 3 | 57 |
| Fox, Willie Washington | Fossil - Fossil Town | 232 | 4 | 19 |
| Freeman, Ben F. | Rock Creek | 234 | 2 | 19 |
| Frent, Henry | Richmond | 235 | 1 | 17 |
| Frent, Olliver | Richmond | 235 | 1 | 19 |
| Frent, Rebeka | Richmond | 235 | 1 | 18 |
| Frieze, Alfred S. | Fossil - Fossil Town | 232 | 3 | 3 |
| Frieze, Francis V. | Fossil - Fossil Town | 232 | 3 | 6 |
| Frieze, Howard S. | Fossil - Fossil Town | 232 | 3 | 7 |
| Frieze, Ivan A. | Fossil - Fossil Town | 232 | 3 | 5 |
| Frieze, Leander W. | Fossil - Fossil Town | 232 | 3 | 9 |
| Frieze, Nellie A. | Fossil - Fossil Town | 232 | 3 | 4 |
| Frieze, Wilma Ruth | Fossil - Fossil Town | 232 | 3 | 8 |
| Fritts, Oscar L. | Rock Creek | 234 | 2 | 72 |
| Frizzell, Bernease M. | Fossil | 232 | 8 | 38 |
| Frizzell, Claude A. | Fossil | 232 | 8 | 39 |
| Frost, Clara | Spray | 236 | 2 | 9 |
| Frost, James | Spray | 236 | 2 | 8 |
| Frost, Joseph | Spray | 236 | 2 | 12 |
| Frost, Maude | Spray | 236 | 2 | 11 |
| Frost, Milton | Spray | 236 | 2 | 10 |
| Frutchey, Bernice | Winlock | 236 | 6 | 75 |
| Frutchey, Burr | Winlock | 236 | 6 | 73 |
| Frutchey, Carrie | Winlock | 236 | 6 | 74 |
| Frutchey, Cecil | Winlock | 236 | 6 | 76 |
| Frutchey, Eva | Winlock | 236 | 6 | 77 |
| Fry, Clarence W. | Ward | 233 | 1 | 66 |
| Fry, Hazel A. | Ward | 233 | 1 | 65 |
| Fry, Ivan | Fossil - Fossil Town | 232 | 2 | 65 |
| Fuller, Archie | Mitchell | 230 | 2 | 71 |
| Fuller, Frank | Mitchell | 230 | 2 | 66 |
| Fuller, Lucy | Mitchell | 230 | 2 | 67 |
| Fuller, Raymond | Mitchell | 230 | 2 | 70 |
| Fuller, Verla | Mitchell | 230 | 2 | 69 |
| Fuller, Wilmer | Mitchell | 230 | 2 | 68 |
| Furletti, Domanico | Service Creek | 235 | 3 | 11 |
| Furletti, Louie | Service Creek | 235 | 3 | 13 |