| Temby & Holland | - | Diggers' Rest, Broome Hill West | 8UT | 1924 |
| Temby & Potter | C. H. & C. F. | Arbor-lee, Albany | 2PT and 6C, 28E | 1962 |
| Temby & Sons | - | Morronging, Dumbleyung | T8Z and 7C, 4A | 1962 |
| Temperley | R. C. F. | Maisemore, Toodyay | TT0 and 17C, 119A | 1962 |
| Temple | L. | Lots 71 and 104, Harvey | 5VT | 1924 |
| Temple | L. McV. | 187-9, 219, 268 of 50A, Harvey | 5VT | 1962 |
| Temple | R. A. | Bunbury | RT3 | 1912 |
| Temple | R. A. | Bunbury | RT3 | 1924 |
| Temple | W. C. | Pinegrove, Avon 20460 and 20457, Merredin | TE8 and 21D, 120E | 1962 |
| Temple and Dawe | W. & W. H. | Artesian, via Carnarvon | K6H | 1924 |
| Templeton | J. M. & G. B. | Avon Loc 14220/21, Nungarin | T4T | 1912 |
| Templeton | J. M. & G. B. | Avon Loc. 14220/21, Nungarin | T4T | 1924 |
| Tempra | G. | Graylands, Pemberton | 1GT | 1962 |
| Tennant | G. & E. | Marlow Farm, Gorge Rock, via Wickepin | T5E | 1924 |
| Tennant | Harry Thos. | Avon Locs. 18712, 18714, 14587, Gorge Rock, Corrigin | 6TN | 1924 |
| Tenner | E. | Wahkinup Farm, Upper Blackwood | 3ET | 1912 |
| Tenner | E. | Wahkinup Farm, Upper Blackwood | 3ET | 1924 |
| Tepper | J. O. | West Dale, Beverley | 4OT | 1924 |
| Terace | R. | Sussex 3106, Vasse | T1R and 49C, 113A | 1962 |
| Teralba Pastoral Co. | - | Teralba, Mullewa | 3FM and 25B, 50A | 1962 |
| Terelinck | A. | Henderson Road, Belmont | 5AT | 1912 |
| Terelinck | A. | Heuderson Road, Belmont | 5AT | 1924 |
| Terlich | O. A. | Happy Valley, Woodanilling West | CT8 | 1924 |
| Terlich | T. O. | Nelson 7803, Boyup Brook | PT3 and 102B, 10E | 1962 |
| Terlich | T. Otto | Sunnyhill, Katanning | PT3 | 1924 |
| Terlich Bros. | - | Happy Valley, Woodanilling | CT8 and 102C, 9E | 1962 |
| Terlick | J.C. | Marracoonda, Katanning | CT8 | 1912 |
| Terlick | J.P. | Sunny Hill, Katanning | PT3 | 1912 |
| Terone | F. N. | Mount Luke, Turkey Creek | N1T | 1924 |
| Terone | F.N. | Mount Luke, Turkey Creek | N1T | 1912 |
| Terone and Love | F. & A. E. | Idamere, Turkey Creek | ZL3 | 1924 |
| Teroney & Thomson | - | Blackhill Kimberley | CL7 | 1912 |
| Terra Estate | - | Terra Estate, Karridale | 7TE and 119D, 26E | 1962 |
| Terra Nova Grazing Co. | - | Terra Nova, Duranillin | TN2 and 24B, 19A | 1962 |
| Terrin | H. G. | Farm, Burke's Siding | 3XG | 1924 |
| Terry | B. W. | Wallcliffe, Margaret River | BT7 | 1962 |
| Terry | Bertram H. S. | Townsite, Yarloop | TY4 | 1924 |
| Terry | Dk. & N. L. | Locs. 411, 67, etc., Margaret River | 3TY | 1924 |
| Terry | F. N. | Margaret River, Margaret River | BT7 | 1924 |
| Terry | F.M. | Magaret River, Magaret River | BT7 | 1912 |
| Terry & Davis | - | Loc.173, Boyanup | D6T | 1924 |
| Testar | A. R. | Waverley, Cookernup | TT3 | 1962 |
| Tester | F. B. | Coolgardie | 4FX | 1924 |
| Tetlow | A. J. H. | 8459, Buntine | AT6 and 17D, 115E | 1962 |
| Tetlow | C. | 5368, Nabawa | C5T and 14D, 109E | 1962 |
| Tetlow | Jos | Hollingwood, via Cranbrook | 1TW | 1912 |
| Tetlow | Jos. | Hollingwood, via Cranbrook | 1TW | 1924 |
| Tetlow | William Francis | Utopia, Morawa | W1T | 1926 |
| Tetlow | Wm. | Waterloo Farm, Nabawa, via Geraldton | Y7T | 1924 |
| Thackeray | R. F. | Harrogate, Bolgart | 7ZT | 1924 |
