| Jackson | R. J. | S.167, Beverley | X2J and 52F, 3B | 1962 |
| Jackson | R. W. | Cockburn Sound Lot 788, Serpentine | 5RJ | 1962 |
| Jackson | S. H. & J. M. | Koo-Lyn, Narembeen | Q6J and 45A, 16B | 1962 |
| Jackson | S. J. P. | Coolara, Wannamal | 2CH and 3A, 67B | 1962 |
| Jackson | Samuel | Hill Farm, Beverley | 3QJ | 1924 |
| Jackson | T. E. | 7004 Avon Loc, Beverley | T7J and 27B, 108E | 1962 |
| Jackson | Thos. | Hill Farm, East Beverley | TJ2 | 1912 |
| Jackson | Thos. | Hill Farm, East Beverley | TJ2 | 1924 |
| Jackson | Thos. H. | Dulbelling, via York | J9Q | 1924 |
| Jackson | Thos. L. | Nichill Farm, 30-Mile Condensor, Norseman road | L5T | 1924 |
| Jackson | V. C. | Burville, Oakabella | VJ3 and 10C, 71E | 1962 |
| Jackson | W. B. | Mungrup, Hay River | BJ6 | 1912 |
| Jackson | W. B. | Mungrup, Hay River | BJ6 | 1924 |
| Jackson | W. H. | Wattle Hill Farm, Pingelly | 1IJ and 10D, 43E | 1962 |
| Jackson | W. J. | Oakabella Farm, Geraldton | O6J | 1912 |
| Jackson | W. J. | Oakabella Farm, Geraldton | O6J | 1924 |
| Jackson | W. R. | Birenumwood, Broomehill | JZ6 | 1912 |
| Jackson | W. R. | Birenumwood, Broome Hill | JZ6 | 1924 |
| Jackson | W.F.. & M. L. | Bobakine, Northam | 6WJ and 120A, 30B | 1962 |
| Jackson | William | Pioneer Farm, Dangin | 6JQ | 1924 |
| Jackson | William H. | Yilgarn Loc. 632, Boddalin | 8DQ | 1925 |
| Jackson | Wm. | Dagety Downs, Gascoyne | R0T | 1912 |
| Jackson | Wm. | Carisbrook, Preston River | W9J | 1912 |
| Jackson | Wm. | Dalgety Downs, Gascoyne | R0T | 1924 |
| Jackson | Wm. | Loc. 5216, Pingelly | UJ4 | 1924 |
| Jackson | Wm. | Carisbrook, Preston River | W9J | 1924 |
| Jackson | Wm. Jno. | Finfall Farm, Oakabella | 4XJ | 1924 |
| Jackson & Flanigan | R. M. A. & T. H. | Kunamallup, Woodanilling | FJ7 and 25D, 109E | 1962 |
| Jackson & Hill | - | York Farm, Yealering | 0KE and 10C, 48E | 1962 |
| Jackson & Son | S. E. | Five Gums, Carnamah | 1EJ and 49C, 46E | 1962 |
| Jackson & Son | S. F. | Sunny Valley, Collie | FJ2 and 13B, 3E | 1962 |
| Jackson Bros. | - | Bamboo Creek | 2OJ | 1924 |
| Jackson Bros. | - | Yarra, Oakabella | 3JK and 34C, 38A | 1962 |
| Jackson Bros. | - | Oakabella, Oakabella | 4XJ and 16C, 5E | 1962 |
| Jacob | F. C. | Erikin Farm, Erikin | 1HJ and 18B, 10E | 1962 |
| Jacob | H. D. | Bolgart Estate, Bolgart | 1HJ | 1912 |
| Jacob | H. D. | Bolgart Estate, Bolgart | 1HJ | 1924 |
| Jacob | L. E. & E. M. | Mendel Lot 15, Mendel, via Mullewa | 7J1 and 27A, 46B | 1962 |
| Jacob & Son | E. T. | Allambee, Mendel, via Mullewa | EE1 and 42C, 6E | 1962 |
| Jacobi | E. J. E. | Fullerville, Dumbleyung | JA7 | 1912 |
| Jacobi | E. J. E. | Fullerville, Dumbleyung | JA7 | 1924 |
| Jacobs | A. | Swan Loc. 1572, 1874, East Bullsbrook | 8A7 and 56F, 28B | 1962 |
| Jacobs | C. C. | Hillview, Benjabbering | E6J | 1912 |
| Jacobs | C. C. | Hillview, Benjaberring | E6J | 1924 |
| Jacobs | F. & H. | Esperance 925, Esperance | FJ2 and 12B, 42E | 1962 |
| Jacobs | H. G. | Glen-Maureena Loc. 1589, Esperance | G9M and 16B, 113E | 1962 |
| Jacobs | Wm. | Commonage, Port Hedland | T7J | 1912 |
| Jacobs | Wm. | Commonage, Pingelly | T7J | 1924 |
| Jacobs & Son | - | Wokurna, Babakin | R3J and 19C, 49A | 1962 |
| Jacobson | E. | Loc. 11883, Trayning | 1QJ | 1924 |
