| Moore & Son | D. R. | Kojonup Loc. 6174, 5,-83, Nyabing | D0M and 46D, 16E | 1962 |
| Moore & Sons | L. J. | Aloha, Tunny, via Tambellup | LM9 and 38C, 46A | 1962 |
| Moore & Sons | S. E. | Willow Park, Glendower, Hollands, The Harvey, Coolup | 7MV and 120B, 8A | 1962 |
| Moore Bros | - | East Lynne, Pingelly | 3BM | 1924 |
| Moore Brothers | - | East Lynne, Pingelly | 3BM | 1912 |
| Moore, | John Edward, | Avon Loc. 13903, Goomalling | N8J | 1924 |
| Moorefield | W. H. | Hawthorn, Talbot, via York | W5M and 13A, 39B | 1962 |
| Moores | Robert | Menzies | RM2 | 1912 |
| Moores | Robt., | Menzies | RM2 | 1924 |
| Moores Meat Supply | - | Broadacres, Bridgetown | K5W and 106E, 15D | 1962 |
| Moorhouse | F., & Thornett, F., | Wattledene, Wykes Road, Manjimup | 6OE | 1924 |
| Moosa | Haji | Skeleton near Flea Pool via York | 5SH | 1912 |
| Moosa | Khan | Marble Bar | KB6 | 1912 |
| Moose | Khan | Marble Bar | KB6 | 1924 |
| Moppett & Sons | - | Hill View, Narembeen | RM5 and 50A, 39B | 1962 |
| Morabito | A. | Port. Wellington Loc. 50A, Harvey | AM7 | 1962 |
| Moralee | E. | Minniberri, Trayning | M8E and 8D, 50E | 1962 |
| Moran | C. J. & Co., | Avoca Vale, E. Wagin | MH1 | 1924 |
| Moran | E., | Dandaning, Burracoppin | E5M | 1924 |
| Moran | Edward, | Waterloo, Wubin | 0QM | 1924 |
| Moran | J. A. & T. B. | Muja Downs, Loc. 7058, 8804, Wagin | J6M and 27B, 31A | 1962 |
| Moran | J. P. & F. T. | Yeerung, Hortins Siding, via Ablany | JH1 and 106B, 11A | 1962 |
| Moran | John, | Kurrawang | 6MZ | 1924 |
| Moran | John, | Ganermanning, Nungarin | Q8M | 1924 |
| Moran | L. C. | Longview Estate, East Wagin | J6M and 27B, 31A | 1962 |
| Moran | M., | Commonage, Coolgardie | YV4 | 1924 |
| Moran | Violet Florence, | Hillside, Williams Loc. 9524, Lake Grace | VX5 | 1924 |
| Moran & Co. | C. J. | Avoca Vale, East Wagin | MH1 | 1912 |
| Moran & Co. | E. | Dandaning, Burracoppin | E5M | 1912 |
| Morande Pastoral Co. | - | Morande, Narrikup | 4MP and 9A, 50B | 1962 |
| Morck | J. A. | Commonage, Leonora | B1U | 1912 |
| Morck | J. A., | Commonage, Leonora | B1U | 1924 |
| Morck | Thos. | Depa Range, Lawlers | 1UM | 1912 |
| Morck | Thos., | Depa Range, Lawlers | 1UM | 1924 |
| Morck Bros. | - | Malgaroona & Depot Range, Leonora | P1U | 1912 |
| Morck Bros., | - | Malgaroona, Depot Range, Leonaora | P1U | 1924 |
| Morcombe | A. | Launde Farm, Yandanooka | 8XA and 9D, 11E | 1962 |
| Morcombe | B. M. | Boundary Farm, Highbury | BM7 and 114A, 29B | 1962 |
| Morcombe | G. W. | Loc. 15, lot 24, Gosnells | GM8 | 1962 |
| Morcombe | Philip T. | Minaru, Coorow | PT0 | 1927 |
| Morcombe | T. | Minaru, Waddi Forrest | MT3 and 25D, 24E | 1962 |
| Morcombe | W. G., | Wynmara Farm, Coorow | YR8 | 1924 |
| Morcombe & Co | E. Y. | Rosslyn, Yandanooka | 7FQ and 38C, 18A | 1962 |
| Morcombe & Co | W. G. | Wynmara and Tralee, Coorow | YR8 and 71B, 9A | 1962 |
| More | Nail | Woodlands, Charlie Creek, via Donnybrook | YM9 | 1924 |
| Morellini | M. | Lot 4, Lot 25, Dardanup | MM5 and 71B, 71E | 1962 |
| Morellini | N. | Paradise farm lots 599, 106, 150, Dardanup | ZM8 | 1962 |
| Moreton | Elizabeth | Moreton's Homestead, Cue | E7M | 1912 |
| Moreton | Elizabeth | Moreton's Homestead, Cue | E7M | 1924 |
| Moreton | G. H. | 1515, Gibson | 6GM and 118B, 5A | 1962 |
