| Higgs | K. C. & G. E. | Locs. 11880 and 11882, Trayning | 3HV and 5D, 43E | 1962 |
| Higgs | R. D. | Malebelling, York | D1V | 1912 |
| Higgs | R. D. | Malebelling, York | D1V | 1924 |
| Higgs | W. E. | Avon 10449, 24252, 3451, 3455, 3452, 8224, Talbot Brook via York | W5F and 1C, 53F | 1962 |
| Higgs | W. F. | Talbot Brook via York | W5F | 1927 |
| Higgs | Walter W. | Swan Loc. M1, Bassendean | 0NQ | 1925 |
| Higham | I. H. & T. V. | Minigin, Narrogin | 9GT and 41E, 30B | 1962 |
| Higham | John Bateman | Minigin Farm, Narrogin West | 9GT | 1925 |
| Higham | M. I. | Jennemartin, Williams | MH7 and 25D, 106E | 1962 |
| Higham | N. & W. | Barramining, Williams | N0V | 1924 |
| Higham Sons | H. N. | Williams Locs. F.21, F.3, Williams | N0V and 19B, 46E | 1962 |
| Higley | I. | Coolran, Gunyidi Siding | QH8 | 1924 |
| HIl | F. A. | Netherby Farm, Korrelocking | LH2 | 1924 |
| Hilbert | Herman | Canning Loc. 436, Armadale | 1HX | 1924 |
| Hilbert | Hermon | Canning Loc. 436, Armadale | 1HX | 1912 |
| Hilder | A. N. | Locs. 4064, 4065, 4063, 4058, 6312, 5551, 6546, 7747, Narrogin | N7H and 44C, 27A | 1962 |
| Hilder | A. R. | The Oaks, Narrogin | 5UH and 26B, 17A | 1962 |
| Hilder | C. L. | Four Mile, Narrogin | H9C and 27B, 41E | 1962 |
| Hilder | Fredk. Chas. | Lombardia, Tambellup | 7FK | 1924 |
| Hilder | Harold Amos | The Jams, Box 47, Narrogin | H1H | 1926 |
| Hilder | Lewis John | The Oaks, Narrogin | 5UH | 1924 |
| Hilder | R. F. G. | Fransell Park, Frankland | R2H and 21A, 33C | 1962 |
| Hilder | R. W. | Bindaree, Dinninup | RH2 and 38B, 37A | 1962 |
| Hilder & Sons | - | Lonbardia, Mt. Barker | 3HC and 113A, 43B | 1962 |
| Hilditch | Athel | Stanton Dale, Northcliffe P. O. | A4H | 1926 |
| Hiles | Wm. | Erlistoun, Laverton | 5YL | 1924 |
| Hilfers & Robertson | - | Woodlands Farm, Wacheroo | SU4 | 1928 |
| Hilgert | C. H. & I. C. | Brookdale, Mt. Barker | YH6 and 13A, 38B | 1962 |
| Hill | A. A. | Woogenellup, Mt Barker | 3HC and 113A, 43B | 1962 |
| Hill | A. R. | Swan Loc. 2137, Bindoon | 9Ah and 34B, 30A | 1962 |
| Hill | Alfred E. | Allandale, Wagin West | 1LA | 1924 |
| Hill | Alfred Geo. | Woogenellup, Mount Barker | YH6 | 1924 |
| Hill | Arthur | Yeljanine, Kellerberrin | Z6Z | 1924 |
| Hill | Arthur J. & Gertrude A. | Koongleying, Beverley | H1⊚ | 1927 |
| Hill | Benj. | Homebush, Ongerup | H5Z | 1924 |
| Hill | Benj. | Kent Loc. 300, Ongerup | XH6 | 1924 |
| Hill | C. | Roe Loc. 876, Lake Magenta, Newdegate | CH6 and 44D, 39E | 1962 |
| Hill | C. | 11 Kimberley Street, Belmont | TH6 and 112E, 49B | 1962 |
| Hill | C. & J. | 11631/2, yealering | SB8 and 42B, 33E | 1962 |
| Hill | C. & M. | Senechal, Fuleyu, Yealering, Ongerup | H1C and 20B, 120A | 1962 |
| Hill | C. H. | East Brookton | X7H | 1924 |
| Hill | C. K. | Glen Valley, Bakers Hill | X1K and 110B, 11A | 1962 |
| Hill | Chas. | Hill's Farm, Highbury Road Narrogin | 1KU | 1924 |
| Hill | D. R. | Cascades, Bridgetown | D3H and 117E, 49B | 1962 |
| Hill | E. H. | Hay Loc. 2135 Kyballup, via Cranbrook | EH6 and 30B, 25E | 1962 |
| Hill | E. J. | Lucknow, Rocky Gully, via Mt. Barker | EH7 and 5B, 45A | 1962 |
| Hill | E. T. | Kia-ora, York | C1W and 10B, 110A | 1962 |
| Hill | Edward Thos. | Bowoka, Gnowangerup | O5L | 1924 |
| Hill | Eric Herbert | Block 737, Bencubbin | 6YD | 1924 |
| Hill | Ernest | William Loc. 9929, Walyurin, East Narrogin | 6EG | 1924 |
