| Bays Ltd | - | 917 Hay Street, Perth | Republic Truck | 3047 | Metro Hire or Trade | 1927-28 |
| Bays Ltd | - | Hay Street, Perth | Rugby Van | 10714 | Metro Hire or Trade | 1927-28 |
| Bays Motor Delivery | - | 202 Heytesbury Road, Subiaco | Ford Wagon | 3026 | Metro Private Car | 1924-25 |
| Bays Motor Delivery | - | 204 Heytesbury Road, Subiaco | Ford Wagon | 3025 | Metropolitan Hire and Trade Cars | 1923-24 |
| Bays Motor Delivery | - | 203 Heytesbury Road, Subiaco | Ford truck | 3026 | Metropolitan Hire and Trade Cars | 1923-24 |
| Bays Motor Delivery | - | 202 Heytesbury Road, Subiaco | Ford Wagon | 3351 | Metropolitan Hire and Trade Cars | 1923-24 |
| Bays Motor Delivery | - | 202 Heytesbury Road, Subiaco | Ford Wagon | 3429 | Metropolitan Hire and Trade Cars | 1923-24 |
| Bays Motor Delivery | - | 202 Heytesbury Road, Subiaco | Ford Wagon | 3351 | Metro Private Car | 1924-25 |
| Bays Motor Delivery | - | 202 Heytesbury Road, Subiaco | Ford Wagon | 3429 | Metro Private Car | 1924-25 |
| Bays Motor Delivery | - | 202 Heytesbury Road, Subiaco | Ford Wagon | 3351 | Metro Hire or Trade | 1925-26 |
| Bays Motor Service | - | 380 Murray Street, Perth | Federal | 10058 | Metro Hire or Trade | 1926-27 |
| Bays Motor Service | - | 380 Murray Street, Perth | Federal | 10058 | Metro Hire or Trade | 1927-28 |
| Bays Transport | - | Perth | Ruggles Wagon | 10738 | Metro Hire or Trade | 1927-28 |
| Bays Transport | - | Perth | Federal-Knight Wagon | 10740 | Metro Hire or Trade | 1927-28 |
| Bays Transport | - | 917 Hay Street, Perth | Federal-Knight Truck | 10779 | Metro Hire or Trade | 1927-28 |
| Bays Transport Ltd | - | 380 Murray Street, Perth | Federal | 10055 | Metro Hire or Trade | 1926-27 |
| Bayshaw | - | Pingelly | Hupmobile | PN ● 70 | Pingelly Road Board | 1924-25 |
| Bayshaw | C. | Pingelly | Hupmobile | PN ● 70 | Pingelly Road Board | 1924-25 |
| Bayshaw | C. | Pingelly | Hupmobile | PN ● 70 | Pingelly Road Board | 1925-26 |
| Bayshaw | C. | Pingelly | Hupmobile | PN ● 70 | Pingelly Road Board | 1927-28 |
| Bayswater Road Board | - | Bayswater | Ford Wagon | 7339 | Metro Private Car | 1925-26 |
| Bayswater Road Board | - | Bayswater | Ford Wagon | 7339 | Metro Private Car | 1926-27 |
| Bayswater Road Board | - | Bayswater | Republic | 9548 | Metro Private Car | 1926-27 |
| Bayswater Road Board | - | Bayswater | Republic | 9548 | Metro Private Car | 1927-28 |
| Bayswater Road Board | - | Bayswater | Ford Wagon | 7339 | Metro Private Car | 1927-28 |
| Beach | J. E. F. | Ashfield | Chevrolet | BO ● 115 | Brookton Road Board | 1926-27 |
| Beach | J. E. F. | Ashfield | Chevrolet | BO ● 115 | Brookton Road Board | 1927-28 |
| Beach | S. G. | Toodyay | Citroen | T ● 19 | Toodyay Road Board | 1925-26 |
| Beach | S. G. | Toodyay | Citroen | T ● 19 | Toodyay Road Board | 1926-27 |
| Beach | S. G. | Toodyay | Citroen | T ● 19 | Toodyay Road Board | 1927-28 |
| Beach Hicks & Co | - | 44 High Street, Fremantle | Dodge | 4028 | Metro Private Car | 1924-25 |
| Beacham | L. | Pinjarra | Ford | MY ● 181 | Murray Road Board | 1926-27 |
| Beacham | L. | Pinjarra | Ford | MY ● 181 | Murray Road Board | 1927-28 |
| Beacroft | A. | - | Ford | BE ● 35 | Beverley Road Board | 1926-27 |
| Beacroft | A. | - | Ford | BE ● 35 | Beverley Road Board | 1927-28 |
| Bead Bros | - | 7-Mile | Ford Truck | RO ● 9 | Rockingham Road Board | 1927-28 |
| Beadau | J. | 11 Rose Street, Perth | Dodge | 6631 | Metro Private Car | 1924-25 |
| Beaden | J. | 11 Rose Street, Perth | Dodge | 6631 | Metro Private Car | 1925-26 |
| Beadle | Hy. J. | Claremont Road, Claremont | Triumph | 1397 | Metro Motorcycle | 1922-23 |
| Beadle & McLeod | - | 450 Newcastle Street, Perth | Rugby | 11010 | Metro Private Car | 1926-27 |
| Beadle & McLeod | - | 450 Newcastle Street, Perth | Rugby | 11010 | Metro Private Car | 1927-28 |
| Beadon | J. | 11 Rose Street, Perth | Dodge | 6631 | Metro Private Car | 1926-27 |
| Beagle Bay Mission | - | Broome | Ford Wagon | BM ● 41 | Broome Road Board | 1925-26 |
| Beagle Bay Mission | - | Broome | Ford Wagon | BM ● 41 | Broome Road Board | 1926-27 |
| Beagle Bay Mission | - | Beagle Bay | Federal-Knight Truck | BM ● 64 | Broome Road Board | 1926-27 |
| Beagle Bay Mission | - | Beagle Bay | Federal-Knight Truck | BM ● 64 | Broome Road Board | 1927-28 |
| Beagley | H. | Bencubbin | Dodge | MM ● 6 | Mount Marshall Road Board | 1923-24 |
| Beagley | H. | Bencubbin | Dodge | MM 6 | Mount Marshall Road Board | 1924-25 |
| Beagley | H. | Bencubbin | Dodge | MM ● 6 | Mount Marshall Road Board | 1925-26 |
| Beagley | H. | Bencubbin | Dodge | MM ● 6 | Mount Marshall Road Board | 1926-27 |
