| Tickle & Cockerill | - | Lot 13 Loc. 5 Part Lot 14, Vasse | T1C and 31B, 16E | 1962 |
| Tiddy | A. G. | Haddy's Farm, Goomalling | T4X | 1924 |
| Tiddy | Alice M. | Avon Loc. 8825, H. F. 7919/74, Dowerin | T90 | 1924 |
| Tiddy | V. J. | Block 9260, Dowerin | BT4 | 1926 |
| Tidy | Robt. | Nelson, Bridgetown | 9RT | 1924 |
| Tierney | D. B. | Montrose, Walebing | 0TT and 56F, 80B | 1962 |
| Tierney | E. J. | Tipperary Farm, Cannington | E5T | 1924 |
| Tierney & Sons | L. V. | Indarrie, Walebing | T5Y and 5B, 11A | 1962 |
| Tighe | E. M. & J. M. | Boondine, Clackline | 7NL and 13C, 109A | 1962 |
| Tighe | J. D. | Dunrushin, Clackline | 3PM and 8D, 17E | 1962 |
| Tighe | John | Mongual Creek, Broome | 5TK | 1912 |
| Tighe | John | Fraser, Broome | M1A | 1912 |
| Tighe | John M. | Woorbralin, Kellerberrin | TK8 | 1924 |
| Tighe | M. & M. | Mayo Farm, Kununoppin | 5MT | 1924 |
| Tighe & Coleman | J. & J. | Commonage, Broome | K4Z | 1924 |
| Tighe & Wye | John & Geo. | Mowla Downs, Lower Liveringa, via Derby | T3Y | 1924 |
| Tilbee | A. | Beauvalle, Jerramungup, via Ongerup | AT7 and 21D, 27E | 1962 |
| Tilbee | G. E. | Geetabin, Yealering | 2HG and 2C, 24A | 1962 |
| Tilbee | M. & J. | 17859, Bilbarin | 4TM and 47B, 105E | 1962 |
| Tilbee | R. W. | Blocks 706, 716-7, Esperance | T7V and 26D, 34E | 1962 |
| Tilbrook | A. A. & H. T. | The Meadows, Yorkrakine | F0T and 50B, 118A | 1962 |
| Tilbrook | C. A. & D. A. | 15542, 24091, 36931, 24826, Yorkrakine, via Tammin | TX0 and 21D, 80E | 1962 |
| Tilbrook | F. | Block 11455, Yorkrakine | F0T | 1912 |
| Tilbrook | F. | Block 11455, Yorkrakine | F0T | 1924 |
| Tilbrook | R. H. | Oolaya, Mt. Madden | 6RT and 48B, 45A | 1962 |
| Tilbrook | Robt. | Lena Vale, Greenmount | RT0 | 1912 |
| Tilbrook | Robt. | Lena Vale, Greenmount | RT0 | 1924 |
| Tilbrook | W. J. | Rocklee, Mt. Madden, via Lake King | V6N and 109D, 21E | 1962 |
| Tilbrook | W. R. | Truro, 1576-7-8, Mt. Madden | R8T and 44D, 15E | 1962 |
| Tilbury | A. J. | Westfield, Dukin | AT4 and 46B, 19A | 1962 |
| Tilbury | J. J. | Plantagenet 2748-9, 5982, Tambellup | HT7 and 7D, 30E | 1962 |
| Tilka | T. N. | Langer Downs, Beacon | TT1 and 18B, 37A | 1962 |
| Tillbrook | Henry W. | Karlgarin | H2T | 1927 |
| Tiller | A. | Avon loc. 10701, Doodlakine | W0T | 1962 |
| Tiller | G. W. | Butcher Paddock, Kellerberrin | 1GT | 1962 |
| Tiller | J. L. | Avon Loc. 14228, Nungarin | 6TJ and 42D, 109E | 1962 |
| Tiller | W. E. R. | Mullewa | TL8 | 1924 |
| Tiller Bros. | - | Wenmilla, Mullewa | Q7J | 1924 |
| Tilley | C. R. & J. E | Victoria Locs. 3878, 3886, Morawa | 1TG and 21D, 32E | 1962 |
| Tilley | F. J. | Swan Locs. 10 and 370, West Swan | S0F and 39B, 21A | 1962 |
| Tilley | Geo. H. | Loc. 3878, Morawa | 1TG | 1924 |
| Tilley & Mugridge | - | Kulenbah, Coorow | T1M | 1924 |
| Tilling | H. A. T. | Sunnydale, Narrogin | 0HT and 16B, 110E | 1962 |
| Tilling | Thos. | Oakbridge, Broomehill | TT1 | 1912 |
| Tilling | Thos. | Oakbridge, Broome Hill | TT1 | 1924 |
| Tillman | H. | Leonora, Nelson, Line 1944, Bridgetown | UT7 | 1962 |
| Tilly | A. M. | Coonalpyn Farm, Borden, via Tambellup | Q7T | 1924 |
| Tilly | Alfred | Culairn, Popanying | TY0 | 1912 |
| Tilly | Alfred | Culcairn, Popanyinning | TY0 | 1924 |
| Tilly | M. J. | Touchna, Coorow | Y7T and 42C, 21A | 1962 |
