| Kearsley | Jos. | York Grange, Hines' Hill | 7KJ | 1924 |
| Kearsley | L. C. | Brackenhurst, Mount Barker | A9K and 30B, 107E | 1962 |
| Kearsley | L. M. | 144/9, 152/61, Bellevue | L0K | 1962 |
| Keast | F. J. D. | Hughenden, Quairading | DK1 and 120A, 7C | 1962 |
| Keast | J. | Normanhurst, Nampup, East Katanning | 6KS | 1912 |
| Keast | J. | Normanhurst, Nampup, East Katanning | 6KJ | 1924 |
| Keating | Wm. | Carnarvon | KE4 | 1924 |
| Keaughran | J. R. | Two Springs, Stoneville | J7K and 5B, 20A | 1962 |
| Keay | John | Nolba, via Geraldton | 8QK | 1925 |
| Keay | R. G. | Green Acres, gairdner River | RK6 and 46E, 31B | 1962 |
| Keay Bros. | - | Pingrup | 2QK | 1925 |
| Keay Bros. | - | Loc. 325-6, pingrup | 2QK and 3C, 47E | 1962 |
| Keays | E. A. | Avon Loc. 18828, Corrigin | 5EK and 7D, 119E | 1962 |
| Keays | John | Melrose, Kumminin, via Doodlakine | KB3 | 1924 |
| Keays | John. | Melrose, Cumminin via Doodlakine | KB3 | 1912 |
| Keays | Joseph | Fairfields, Corrigin | 9KB | 1924 |
| Keays | Patrick | Burrawong, Kurrenkutten | 1KB | 1924 |
| Keays | R. E. & E. A. | Melrose and Natural Park, Corrigin | 6PE and 7A, 119B | 1962 |
| Keays & Son | W, & C. | Keaysdale plant. Loc. 5860, Napier | 7WK and 27D, 48E | 1962 |
| Keddie | Wm. S. | Forrest Street, East Bunbury | 9WK | 1924 |
| Keeble | R. | Sunshine Farm, greenhills | ZQ4 and 116B, 12E | 1962 |
| Keeble | W. S. | 4231, 32, 33, Denmarl | W9K | 1962 |
| Keefe | F. D. | Fairview Farm, Mullewa | KF0 and 107D, 23E | 1962 |
| Keefe | J. | Buttaraby, Mullewa | JK5 and 6B, 14E | 1962 |
| Keefe | J. V. | The Ranch, Mullewa | VK0 and 119B, 4A | 1962 |
| Keefe | John James | Fairview, Georgina | JK5 | 1912 |
| Keefe | John Jas. | Fairview, Georgina | JK5 | 1924 |
| Keefe | M. J. & P. J. | Glenoral locs. 10274, Mullewa | 7MK and 31B, 3E | 1962 |
| Keefe | N. T. | Braeside, Mullewa | NK7 and 103D, 9E | 1962 |
| Keeffe | C. I. | Vict. Loc. 2445, Mullewa | YV9 | 1924 |
| Keeffe | F. D. | Fairview Farm, Mullewa | KF0 | 1924 |
| Keeffe | P. C. & K. F. | Cooleny, Mullewa | PK4 and 46C, 104A | 1962 |
| Keeffe | S. J. | 3733, 3844, Mullewa | S2K and 45E, 31B | 1962 |
| Keeffe | W. J. | Wattle Creek farm and Dongarrie, Mullewa | WK2 and 3D, 32E | 1962 |
| Keeffe & Co. | G. L. | Raheen and Clover Valley, Mullewa and Tenindewa | KG3 and 14B, 117A | 1962 |
| Keeffe & Co. | T. S. | Devils Creek, Mullewa | 4TK and 36A, 47B | 1962 |
| Keegan | J. H. & Thos. | Kelgan's River, Perenjori | U2K | 1924 |
| Keegan & Sons | J. H. | Nelson 9336 Pt. 9335, Manjimup | Y4K | 1962 |
| Keeler | R. J. | Silverdale, Yealering | 9KR | 1924 |
| Keeley | B. W. | 216 Boulder Road, Kalgoorlie | B3X | 1962 |
| Keeling | N. S. B. & J. | Congreve, Morawa | NK3 and 45A, 16C | 1962 |
| Keely | Thomas J. | Avoca, Group 38, Busselton | TK2 | 1927 |
| Keen | A. W. | Niggipin, Hotham River, Marradong | 9AK | 1912 |
| Keen | A. W. | Nuggipin, Hotham River, Marradong | 9AK | 1924 |
| Keen | Henry | Junction Hotham and Williams Rivers, Marradong | 8HK | 1912 |
| Keen | Henry | Junction Hotham and William Rivers, Marradong | 8HK | 1924 |
| Keen | Joseph | Tableland via Roebourne | J0K | 1912 |
| Keen | Joseph | Aabland, via Roebourne | J0K | 1924 |
| Keen | T. H. | Dulverton Park, Busselton | TK7 and 1C, 47E | 1962 |
| Keen | Thos. Edmund | Jelbacutting, E. Kwolyin, Kellerberrin | K7E | 1924 |
