| Baque | G. F. | 293 Hay Street, Perth | Citroen | 1262 | Metro Private Car | 1926-27 |
| Bar | A. | Bullfinch | Chevrolet | YL ● 15 | Yilgarn Road Board | 1926-27 |
| Baracha | M. | Bencubbin | Ford Truck | MM ● 75 | Mount Marshall Road Board | 1926-27 |
| Baracha | M. | Bencubbin | Ford Truck | MM ● 75 | Mount Marshall Road Board | 1927-28 |
| Baran | Thos. | Meekatharra | Buick 22 H.P. | MK ● 17 | Meekatharra Road Board | 1917-18 |
| Baras | C. | Margaret River | Ford | AU ● 21 | Augusta Road Board | 1924-25 |
| Baratt | F. A. | Wubin | Dodge | DL ● 44 | Dalwallinu Road Board | 1925-26 |
| Barauffi | P. | Bridgetown | Graham Truck | B ● 133 | Bridgetown Road Board | 1927-28 |
| Barbary | W. P. | 122 Cantonment Street, Fremantle | Hudson | 10161 | Metro Hire or Trade | 1926-27 |
| Barbary | W. P. | 17 Queen Victoria Street, Fremantle | Hudson | 10161 | Metro Hire or Trade | 1927-28 |
| Barbary | W. P. | 17 Queen Victoria Street, Fremantle | Hudson | 10696 | Metro Hire or Trade | 1927-28 |
| Barbcur | E. E. | Basinghall Street, Victoria Park | Rugby | 5742 | Metro Private Car | 1927-28 |
| Barbear | A. C. | Palgarrup | Ford | WA ● 263 | Manjimup Road Board | 1927-28 |
| Barber | A. | Corner York & Fitzgerald Streets | Dodge 20 H.P. | P 1318 | Perth Municipality | 1919 |
| Barber | A. H. | Katanning | Triumph | KA 24 | Katanning Road Board | 1916 |
| Barber | A. H. | Katanning | Triumph Motorcycle | KA ● 24 | Katanning Road Board | 1917-18 |
| Barber | A. H. | Katanning | Triumph | KA 24 | Katanning Road Board | 1919 |
| Barber | A. H. | - | Ford | WA ● 142 | Manjimup Road Board | 1927-28 |
| Barber | C E. | 15 May Street, West Perth | Ford | 11330 | Metro Private Car | 1927-28 |
| Barber | Col. Dr. W. | 230 Saint George's Terrace, Perth | Napier | 1267 | Metro Private Car | 1923-24 |
| Barber | Col. Gen. W. | 250 Saint George's Terrace, Perth | Napier | 1267 | Metro Private Car | 1922-23 |
| Barber | H. N. | East Pingelly | Chevrolet | CR ● 191 | Corrigin Road Board | 1927-28 |
| Barber | J. | 92 East Street, East Fremantle | Overland | 1580 | Metro Private Car | 1925-26 |
| Barber | J. | 92 East Street, East Fremantle | Overland | 1580 | Metro Private Car | 1926-27 |
| Barber | J. | 92 East Street, East Fremantle | Overland | 1580 | Metro Private Car | 1927-28 |
| Barber | J. N. | Corrigin | Chevrolet | CR ● 191 | Corrigin Road Board | 1926-27 |
| Barber | John | 92 East Street, East Fremantle | Overland | 1580 | Metro Private Car | 1924-25 |
| Barber | Martin and Co. | 526 Fitzgerald Street, North Perth | Reo. Wagon | 4561 | Metro Private Car | 1923-24 |
| Barber | R. | 185 Lansdowne Road, South Perth | Ford Wagon | 10052 | Metro Hire or Trade | 1925-26 |
| Barbett | C. R. | 24 Dundas Road, Maylands | Jewett | 8502 | Metro Private Car | 1927-28 |
| Barblett | N. | Geraldton | Chevrolet | GN 219 | Geraldton Municipality | 1927-28 |
| Barbour | E. E. | Basinghall Street, Victoria Park | Rugby | 5742 | Metro Private Car | 1925-26 |
| Barbour | E. E. | Basinghall Street, Victoria Park | Rugby | 5742 | Metro Private Car | 1926-27 |
| Barbour | Mrs E. E. | Basinghall Street, Victoria Park | Rugby | 5742 | Metro Private Car | 1924-25 |
| Barbour | Mrs M. | Lake Street, Trafalgar | Chevrolet | K ● 124 | Kalgoorlie Road Board | 1927-28 |
| Barbour | W. C. | 62 Queen Victoria Street, Fremantle | Chevrolet | 8694 | Metro Private Car | 1925-26 |
| Barbour | W. C. | Manjimup | Chevrolet | WA ● 51 | Manjimup Road Board | 1926-27 |
| Barbour | W. C. | Manjimup | Chevrolet | WA ● 51 | Manjimup Road Board | 1927-28 |
| Barclay | L. R. | Southern Brook | Overland | N ● 77 | Northam Road Board | 1924-25 |
| Barden | C P. | Guildford Road, Belmont | Crossley | 12029 | Metro Private Car | 1927-28 |
| Barden | C. P. | Guildford Road, Belmont | Crossley | 12029 | Metro Private Car | 1926-27 |
| Barden | J. H. | 46 Forrest Street, Cottesloe | Talbot | 520 | Metro Private Car | 1926-27 |
| Barden | J. H. | 46 Forrest Street, Cottesloe | Talbot | 520 | Metro Private Car | 1927-28 |
| Barden | William | 847 Hay Street | Greyhound Blumfield Motorcycle | P 12 | Perth Municipality | 1915 |
| Bardi | A. | York | F.N. | Y 20 | York Municipality | 1915 |
| Bardi | A. | - | B.S.A. Motorcycle | Y 4 | York Municipality | 1917-18 |
| Bardi | A. | - | B.S.A. 4¼ H.P. Motorcycle | Y 4 | York Municipality | 1919 |
| Bardner | G. R. | 31 stirling Road, Claremont | Chevrolet | 8527 | Metro Private Car | 1927-28 |
| Bardon | Mrs M. H. | 42 Second avenue, Inglewood | Chevrolet | 9939 | Metro Private Car | 1926-27 |
| Bardon | Mrs M. H. | 42 Second Avenue, Inglewood | Chevrolet | 9939 | Metro Private Car | 1927-28 |
