| Tableland & Mornington Pastoral Co. | - | Bell Cash, Derby | 7TJ and 11C, 39E | 1962 |
| Tableland & Mornington Pastoral Co. | - | Tableland Station, Derby | 9SZ and 2C, 9A | 1962 |
| Tableland & Mornington Pastoral Co. | - | Elgie Cliffs, Halls Creek | N1T and 13B, 15E | 1962 |
| Tableland & Mornington Pastoral Co. | - | Mornington Station, Derby | T1J and 1C, 18E | 1962 |
| Tableland & Mornington Pastoral Co. | - | Chamberlan River Station, Derby | ZS9 and 20C, 27A | 1962 |
| Tadman | C. | Wolongin, Booralaming, via Dowerin | CT5 and 38C, 46E | 1962 |
| Taffs | F. H. | Relleview, Ngarming | F9T | 1912 |
| Taffs | F. H. | Belleview, Gnarming | F9T | 1924 |
| Taffs | W. H. | Riverside, North Dardanup | 8WT | 1912 |
| Taft | George | Taft's Farm, Narrogin | G5T | 1912 |
| Taft | George | Taft's Farm, Narrogin | G5T | 1924 |
| Taggart | J. P. | Rock Hill, Avon 24902, Wongan Hills | J9T and 30B, 67A | 1962 |
| Taggart | Mrs A. | Walkadin Stud Farm, Spencer's Brook | 6QT | 1924 |
| Tagh | Mahomet | Laverton | Q2M | 1924 |
| Talbot | A. J. | Mandra Billa, Eucla | TA1 | 1912 |
| Talbot | A. J. | Mandra Billa, Eucla | TA1 | 1924 |
| Talbot | A. J. | Waterhall, Guildford | A3T and 23D, 29E | 1962 |
| Talbot | B. H. | Lake Flats, Corrigin | RT1 and 19C, 32A | 1962 |
| Talbot | Isaiah | Bullaring, Via Narrogin | T8O | 1924 |
| Talbot | L. C. | Parracla, Corrigin | T1C and 39B, 104A | 1962 |
| Talbot | Patk. | Victoria | P4T | 1924 |
| Talbot | T. H. | Wedderburn, Brunswick Junction | T8T and 71C, 21E | 1962 |
| Talbot | Watson | Sumerset, Baandee | G2T | 1924 |
| Talbot Bros. | - | Summerset, Baandee | G2T | 1912 |
| Talbot Pastoral Co. | - | Talbot House Avon Loc. 29, Beverley | E0F and 51F, 21B | 1962 |
| Talgalla Pastoral Co. | - | Talgalla, Trayning | WC6 and 45C, 15E | 1962 |
| Talimba Grazing Co. | - | Talimba, Lowden | T0G and 38C, 45E | 1962 |
| Tallents | Leonard | Kybelup, Gnowangerup | LT2 | 1927 |
| Tallents | R. B. | Plantagenet Loc. 5043, Tambellup | R8T and 50C, 33A | 1962 |
| Tallents | R. J. | Glenvale, Gnowangerup | 6RT and 44C, 22E | 1962 |
| Tallents & Son | L. | Kybelup, Gnowangerup | LT2 and 19B, 35E | 1962 |
| Tallis | W. G. | 2453, 2466, 3931 Preston Park Farm, Karloning, via Mukinbudin | 2WT and 17C, 37A | 1962 |
| Tallock | Caroline | Willams Paddock, Wanneroo | C1T | 1912 |
| Tallock | Caroline | William's paddock, Wanneroo | C1T | 1924 |
| Tamala Pastoral Co. Pty. Ltd. | - | Tamala Station, Hamelin Pool | T0P and 9B, 112A | 1962 |
| Tamblyn & Sons | H. | Oakblyn Farm, Latham | H6T and 26B, 15A | 1962 |
| Tame | W. H. | Hazeldene, Denmark | T2N | 1924 |
| Tamm | W. G. | Nelson 3573-4-5, 3911, 3833, Manjimup | W0T and 32D, 109E | 1962 |
| Tancock | R. | Greenlea, Bruce Rock | RT7 and 21B, 120A | 1962 |
| Tangalooma Farm | - | Nelson 1180-1, Boyup Brook | TA0 and 18B, 3A | 1962 |
| Tangney | M. | No.1 State Mill, Manjimup | TQ2 | 1924 |
| Tanner | A. | Part Y - 3, Burges Siding | BU7 and 58F, 39D | 1962 |
| Tanner | Benj. | Block 166, Westonia | 6ZK | 1924 |
| Tanner | Geo. | Lot 2 of Swan Location A. Caversham | Q6T | 1924 |
| Tanner | J. A. | Sussex 3923, Cowaramup | 8AT and 41B, 19A | 1962 |
| Tanner | John | Camelot Farm, Greenbushes | Z4T | 1924 |
| Tanner | L. C. | Locs. 1437-8, Denmark | 2YM | 1962 |
| Tanner | R. I. | Iron Knob, East Pingelly | T4V and 34B, 104A | 1962 |
| Tanner | T. E. | Fairford, Kununoppin | 6ET | 1912 |
| Tanner | T. E. | Fairford, Kununoppin | 6ET | 1924 |
