| Tonks | Wm. & Jos. | Quifields, Moolyella | 4TN | 1924 |
| Toodyay Roads Board | - | Public Pound, Toodyay | TD9 | 1924 |
| Toodyay Roads Board | - | Public Pound, Toodyay | TD9 | 1962 |
| Toohey | J. S. | Jarramongup Station, Ongerup | JV2 | 1962 |
| Toohey | John | Commonage, Nannine | V2E | 1924 |
| Tooke | H. A. | Lot 1 of Wellington Loc. 3253, Ferguson, via Dardanup | 4QT and 11C, 120E | 1962 |
| Tooke | Wm. | Farm, Dardanup | 4QT | 1924 |
| Tooker | L. F. | Loc. 935 Lot 3 and M.1994, Mogumber | TD4 and 118D, 25E | 1962 |
| Toole | A. M. & T. M. | Loc. 2586 Melbourne, Wongan Hills | A7T and 38C, 116E | 1962 |
| Toomath | F. S. | Brinbigjy Station, Payne's Find, via Yalgoo | Z8T | 1924 |
| Toompup Grazing Coy. | - | Toompup, Ongerup | T7P and 11D, 38E | 1962 |
| Toone | C. N. | Locs. 144, 150-1, 479, Kendenup | TE0 and 43D, 47E | 1962 |
| Toone | H. W. | Locs. 143, 477-8, Pt. 479, Kendenup | 0WT and 22C, 43E | 1962 |
| Toone | T. F. & M. M. | Notonleigh, Kendenup | M1T and 4D, 30E | 1962 |
| Toora | Boz. | Murrin Murrin, Murrin Murrin | 4TL | 1912 |
| Toora | Boz. | Murrin Murrin | 4TL | 1924 |
| Tootell | C. P. | Minnie Vale, via Dowerin | P1T | 1912 |
| Tootell | C. P. | Minnivale, via Dowerin | P1T | 1924 |
| Tootell | William E. | Henley Park, Picton Junction | T⊚1 | 1927 |
| Tooth | John | Avon Loc. 14405, Welbungin | QU0 | 1925 |
| Toovey | A. G. | Grasslands, Mt. Barker | T2V and 21C, 37E | 1962 |
| Toovey | Alex. John | Spring Vale, Tenterden | VA8 | 1924 |
| Toovey | C. P. | Yarnup, Cranbrook | H4X and 9B, 24A | 1962 |
| Toovey | G. P. | Hay. Pt. 492, 955, 960, 1042, Frankland River, via Cranbrook | G3T and 37C, 39A | 1962 |
| Toovey | Geo. P. | Frankland River, Cranbrook | G3T | 1912 |
| Toovey | Geo. P. | Fraukland River, Cranbrook | G3T | 1924 |
| Toovey | Henry W. | Yeboot Farm, Tenterden | H2V | 1927 |
| Toovey | L. G. | Tenterden Farm, Tenterden | KT4 | 1912 |
| Toovey | L. G. | Terterden Farm, Tenterden | KT4 | 1924 |
| Toovey | L. H. | Lot 82, Cranbrook | H2V and 21B, 25A | 1962 |
| Toovey | L. T. & P. E. | Boyanup, Cranbrook | L2V | 1962 |
| Toovey | M. M. | Graggy-Lee, Porougorups | 8TT and 30B, 25A | 1962 |
| Toovey | Olive May M. | Ferngrove, Frankland River, via Cranbrook | Q3T | 1924 |
| Toovey | R. H. | Nelson Loc. 339, Frankland, via Cranbrook | AH6 and 27B, 20A | 1962 |
| Toovey | R. L. | River View, Frankland, via Cranbrook | SS5 and 38C, 4A | 1962 |
| Toovey | W. A. R. | Orchard View, Tenterden | HT9 and 34B, 16E | 1962 |
| Toovey | W. H. | Yenmor, Tenterden | WT7 and 27D, 7E | 1962 |
| Toovey Bros. | - | Ferngrove, Frankland River, Cranbrook | Q3T and 14C, 56F | 1962 |
| Topham | A. E. N. & K. G. | Kolburn, Dandaragan | T8P and 46B, 109A | 1962 |
| Topham | F. N. & E. M. | Ascot, Miling | FA5 and 52F, 117B | 1962 |
| Topham | Geo. Chris. | Cookababie Farm, Coomberdale | OT6 | 1924 |
| Topham Bros. | - | Cookalabi, Coomberdale | OT6 and 67B, 6E | 1962 |
| Topliss | E. | 66 Adelaide Terrace, Causeway, Perth | VT6 | 1924 |
| Torhill Farm | - | Cullinup, Lockyer | M5U and 46B, 80E | 1962 |
| Torr | A. W. | 8425/55 and 5327/68, Wahkinup, via Kojonup | X9T | 1924 |
| Torrent | J. | Sabnu Farm, Busselton | 6FJ and 42C, 112E | 1962 |
| Torrent | M. | H. F. 8985/74, Busselton | MT0 | 1924 |
| Torrent. | M. | H.F. 8985/74, Busselton | MT0 | 1912 |
| Torrie | B. | Raith, Kulikup | BT1 and 32D, 37E | 1962 |
| Torrie | D. | Bonnie Doone, Kulikup | UL3 and 5D, 21E | 1962 |
