| Trebley | W. | Baandee | Ford | KE ● 213 | Kellerberrin Road Board | 1927-28 |
| Trebly | W. L. | Baandee | Ford | KE ● 80 | Kellerberrin Road Board | 1924-25 |
| Tredennick | N. M. | Bedfordale | Chevrolet | A-K ● 141 | Armadale-Kelmscott Road Board | 1927-28 |
| Tregear | J. H. | Wickepin | Chevrolet Truck | WK ● 219 | Wickepin Road Board | 1927-28 |
| Tremlett | - | Tammin | Ford Truck | ME ● 118 | Meckering Road Board | 1924-25 |
| Tremlett | - | Tammin | Ford Truck | ME ● 118 | Meckering Road Board | 1925-26 |
| Tremlett | E. | Tammin | Chevrolet | ME ● 201 | Meckering Road Board | 1925-26 |
| Tremlett | W. E. | Tammin | Dodge | ME ● 42 | Meckering Road Board | 1922-23 |
| Tremlett | W. E. | Tammin | Dodge | ME ● 42 | Meckering Road Board | 1923-24 |
| Tremlett | W. E. | Tammin | Dodge | ME ● 42 | Meckering Road Board | 1924-25 |
| Tremlett | W. E. | Tammin | Dodge | ME ● 42 | Meckering Road Board | 1925-26 |
| Tremlett | W. E. | Tammin | Dodge | ME ● 42 | Meckering Road Board | 1926-27 |
| Tremlett | W. E. | Tammin | Ford Truck | ME ● 118 | Meckering Road Board | 1926-27 |
| Tremlett | W. E. | Tammin | Dodge | ME ● 42 | Meckering Road Board | 1927-28 |
| Tremlett | W. E. | Tammin | Ford Truck | ME ● 118 | Meckering Road Board | 1927-28 |
| Tremlett | W. H. | Tammin | Ford | ME ● 231 | Meckering Road Board | 1926-27 |
| Tremlett | W. H. | Tammin | Ford | ME ● 231 | Meckering Road Board | 1927-28 |
| Trenorden | J. W. | Wickepin | Ford 20 H.P. | RE ● 3 | Roe Road Board | 1922-23 |
| Trenorden | J. W. | 86 Gate via Wickepin | Ford 20 H.P. | RE ● 3 | Roe Road Board | 1923-24 |
| Trenorden | J. W. | 86-Gate via Wickepin | Ford Truck | RE ● 75 | Roe Road Board | 1925-26 |
| Trenorden | J. W. | 86-Gate via Wickepin | Ford | RE ● 3 | Roe Road Board | 1925-26 |
| Trenorden | J. W. | Wickepin | Dodge | WK ● 185 | Wickepin Road Board | 1926-27 |
| Trenwith | T. | 30 Keightley Road, Subiaco | Buick 18-20 H.P. | P 292 | Perth Municipality | 1916 |
| Trethewey | S. | Ora Banda | Studebaker 30 H.P. | BA 10 | Broad Arrow Road Board | 1916 |
| Trevenan | F. B. | Cookernup | Overland | H ● 149 | Harvey Road Board | 1926-27 |
| Trevenan | F. B. | Cookernup | Overland | H ● 149 | Harvey Road Board | 1927-28 |
| Trickey | W. F. | 10 Roy Street, Mount Lawley | Ford | 8432 | Metro Private Car | 1925-26 |
| Trigwell | A. | Boyanup | Studebaker | CP ● 98 | Capel Road Board | 1927-28 |
| Trimmer | R. | Wickepin | Durant | WK ● 176 | Wickepin Road Board | 1926-27 |
| Trimmer | R. | Wickepin | Durant | WK ● 176 | Wickepin Road Board | 1927-28 |
| Trotman | A. H. | North Dandalup | Studebaker | MY ● 68 | Murray Road Board | 1923-24 |
| Trotman | H. S. | 10 Duke Street, Subiaco | Chevrolet | 9898 | Metro Private Car | 1926-27 |
| Trotman | H. S. | 10 Duke Street, Subiaco | Whippet | 9898 | Metro Private Car | 1927-28 |
| Troup | Dr G. | 414 Rokeby Road, Subiaco | Morris Cowley | 6510 | Metro Private Car | 1924-25 |
| Troup | Dr G. R | 414 Rokeby Road, Subiaco | Austin | 5128 | Metro Private Car | 1927-28 |
| Troup | Dr G. R. | 404 Rokeby Road, subiaco | Essex | 8369 | Metro Private Car | 1925-26 |
| Troup | Dr G. R. | 414 Rokeby Road, Subiaco | Austin | 5128 | Metro Private Car | 1926-27 |
| Troup | Dr G. R. | 404 Rokeby Road, Subiaco | Essex | 8369 | Metro Private Car | 1926-27 |
| Troup | Dr Gilbert | Cnr. Nicholson & Rokeby Roads | Buick | 12737 | Metro Private Car | 1927-28 |
| Truscott | A. | 88 Rokeby Road, Subiaco | Chevrolet | 2561 | Metro Private Car | 1922-23 |
| Truscott | Albert | 88 Rokeby Road, Subiaco | Chevrolet | 2561 | Metro Private Car | 1923-24 |
| Truscott | Albert | 88 Rokeby Road, Subiaco | Dort | 1142 | Metro Private Car | 1924-25 |
| Truscott | Albert | 88 Rokeby Road, Subiaco | Jewett | 1142 | Metro Private Car | 1925-26 |
| Truscott | Albert | 88 Rokeby Road, Subiaco | Jewett | 1142 | Metro Private Car | 1926-27 |
| Truscott | Albert | 88 Rokeby Road, Subiaco | Jewett | 1142 | Metro Private Car | 1927-28 |
| Truscott | E. | 168 Barker Road, Subiaco | Overland | 13801 | Metro Private Car | 1926-27 |
| Tucker | A. E. | 1 Commercial Road, Midland Junction | Singer | 12050 | Metro Private Car | 1926-27 |
| Tucker | A. E. | 1 Commercial Road, Midland junction | Singer | 12050 | Metro Private Car | 1927-28 |
| Tucker | A. O. | Lands & Surveys Department | Rugby | 7411 | Metro Private Car | 1927-28 |
| Tucker | C. | North Dandalup | Chevrolet | MY ● 27 | Murray Road Board | 1926-27 |
