| Perkins | E. W. | Albany | Minerva 16 H.P. | A 8 | Albany Municipality | 1915 |
| Perkins | E. W. | Albany | Studebaker 20 H.P. | A 14 | Albany Municipality | 1915 |
| Perkins | E. W. | Albany | Napier 15 H.P. | A 16 | Albany Municipality | 1915 |
| Perkins | G. | Kojonup | Buick | KO ● 85 | Kojonup Road Board | 1926-27 |
| Perkins | G. | Kojonup | Buick | KO ● 85 | Kojonup Road Board | 1927-28 |
| Perkins | W. | 8 Parker Street, Perth | Ford | 6383 | Metro Private Car | 1925-26 |
| Perkins | W. | 32 Grosvenor Road, Mount Lawley | Ford | 6383 | Metro Private Car | 1926-27 |
| Perkins | Wm. | 67 North Beach Road, Mount Hawthorn | Ford | 6383 | Metro Private Car | 1927-28 |
| Perkins & Sons | - | Tenterden | Ford | PL ● 30 | Plantagenet Road Board | 1924-25 |
| Perkins Bros | - | Kojonup | Buick | KO ● 85 | Kojonup Road Board | 1924-25 |
| Perks | E. | Yelbeni | Essex | KTY ● 40 | Kununoppin-Trayning Road Board | 1925-26 |
| Perks | E. | Yelbeni | F.W.D. Truck | KTY ● 72 | Kununoppin-Trayning Road Board | 1925-26 |
| Perks | E. | Yelbeni | Essex | KTY ● 40 | Kununoppin-Trayning Road Board | 1926-27 |
| Perks | E. J. | Korbel | Essex 19 H.P. | MD ● 59 | Merredin Road Board | 1922-23 |
| Perks | E. J. | Korbel | Oakland 23 H.P. | MD ● 59 | Merredin Road Board | 1923-24 |
| Perks | E. J. | Korbel | Essex | MD ● 59 | Merredin Road Board | 1924-25 |
| Perks | E. J. | Yelbeni | F.W.D .Truck | KTY ● 72 | Kununoppin-Trayning Road Board | 1927-28 |
| Perks | E. R. | Yelbeni | Essex | KTY ● 40 | Kununoppin-Trayning Road Board | 1927-28 |
| Perks | G. | Korbel | Essex | MD ● 66 | Merredin Road Board | 1927-28 |
| Perks | T. | Yelbeni | Essex | KTY ● 40 | Kununoppin-Trayning Road Board | 1924-25 |
| Perks | Walter | 651 Edmond Street | De Dion 10 H.P. | F 126 | Fremantle Municipal Council | 1917-18 |
| Perlman | M. | 6 Hope Street, Perth | Ford | 8878 | Metro Private Car | 1925-26 |
| Permos | J. | Barton's Mill | Buick | DR ● 150 | Darling Range Road Board | 1927-28 |
| Peroud | Ida F. | Williams Road, Nedlands | Citroen | 2070 | Metro Private Car | 1927-28 |
| Perrants Ltd | - | 9 Forbes Street, Perth | Standard | 9553 | Metro Private Car | 1927-28 |
| Perren | A. B. | Brunswick | - | HRB 3 | Harvey Road Board | 1915 |
| Perren | A. B. | Brunswick | - | H 3 | Harvey Road Board | 1916 |
| Perrett | A. F. | 21 Farmer Street, North Perth | Ford Wagon | 7165 | Metro Private Car | 1926-27 |
| Perrett | A. F. | Wanneroo Road, Osborne Park | Ford Truck | P ● 204 | Perth Road Board | 1927-28 |
| Perrett | E. | Carnarvon | Excelsior Motorcycle | CN 3 | Carnarvon Municipal Council | 1922-23 |
| Perrett | S. | Bunbury | Chevrolet | By 14 | Bunbury Municipality | 1924-25 |
| Perrett | S. | Bunbury | Chevrolet | BY 14 | Bunbury Municipality | 1925-26 |
| Perrett | W. E. | Wanneroo Road, Osborne Park | Ford Truck | P ● 60 | Perth Road Board | 1924-25 |
| Perrett | W. E. | Wannaroo Road, Osborne Park | Ford Truck | P ● 60 | Perth Road Board | 1925-26 |
| Perrett | W. E. | Wannaroo Road, Osborne Park | Ford | P ● 91 | Perth Road Board | 1925-26 |
| Perrett | W. E. | Wanneroo Road, Osborne Park | Ford Truck | P ● 60 | Perth Road Board | 1927-28 |
| Perrett | W. E. | Wanneroo Road, Osborne Park | Ford | P ● 91 | Perth Road Board | 1927-28 |
| Perrie | E. J. | 21 Clotilde Street, Mount Lawley | Overland | 11468 | Metro Private Car | 1927-28 |
| Perrie | E. J. | 21 Clotllde Street, Mount Lawley | Overland | 11468 | Metro Private Car | 1927-28 |
| Perrie | E. P. | 21 Clotilde Street, Mount Lawley | Overland | 11468 | Metro Private Car | 1926-27 |
| Perrie | May V. | Railway Parade, Queens Park | Overland | 1011 | Metro Private Car | 1927-28 |
| Perriere | M. | 273 Hay Street, Perth | Peugeot | 13854 | Metro Private Car | 1927-28 |
| Perriman | T. | 226 Dugan Street | Ford | KMC 213 | Kalgoorlie Municipal Council | 1925-26 |
| Perriman | T. | 226 Dugan Street, Kalgoorlie | Ford | KMC 213 | Kalgoorlie Municipal Council | 1926-27 |
| Perriman | T. | 226 Dugan Street, Kalgoorlie | Ford | KMC 213 | Kalgoorlie Municipal Council | 1927-28 |
| Perriman | W. T. | Bourke Street, Kalgoorlie | Ford | KMC 362 | Kalgoorlie Municipal Council | 1927-28 |
| Perrin | A. | Brunswick | Indian 7 H.P. Motorcycle | H ● 11 | Harvey Road Board | 1917-18 |
| Perrin | A. | Brunswick | Indian 7 H.P. | H ● 11 | Harvey Road Board | 1919 |
| Perrin | E. | Bencubbin | Reo Truck | MM ● 86 | Mount Marshall Road Board | 1926-27 |
| Perrin | E. | Bencubbin | Reo Truck | MM ● 86 | Mount Marshall Road Board | 1927-28 |
