| Walker | S. E. | 365 Hay Street, Subiaco | Austin | 4369 | Metro Private Car | 1926-27 |
| Walker | T. G. | Beverley | Ford | BE 50 | Beverley Road Board | 1916 |
| Walker | T. G. | Beverley | Ford 20 H.P. | BE ● 50 | Beverley Road Board | 1917-18 |
| Walker | T. G. | Beverley | Ford 20 H.P. | BE ● 50 | Beverley Road Board | 1919 |
| Walker | T. G. | Beverley | Ford | BE ● 50 | Beverley Road Board | 1922-23 |
| Walker | T. G. | Beverley | Buick | BE ● 50 | Beverley Road Board | 1923-24 |
| Walker | T. G. | - | Buick | BE ● 150 | Beverley Road Board | 1924-25 |
| Walker | T. G. | Beverley | Buick | BE ● 150 | Beverley Road Board | 1925-26 |
| Walker | T. G. | - | Morris-Cowley | BE ● 150 | Beverley Road Board | 1926-27 |
| Walker | T. G. | - | Morris-Cowley | BE ● 150 | Beverley Road Board | 1927-28 |
| Walker | W. | - | Douglas 2¾ H.P. Motorcycle | K ● 5 | Kalgoorlie Road Board | 1919 |
| Walker | W. | 55 Hanbury Street | Douglas 3¾ H.P. Motorcycle | KMC 149 | Kalgoorlie Municipal Council | 1922-23 |
| Walker | W. | Tammin | Ford | ME ● 103 | Meckering Road Board | 1925-26 |
| Walker | W. | Albany | Chevrolet | A 115 | Municipality of Albany | 1926-27 |
| Walker | W. | Tammin | Ford | ME ● 103 | Meckering Road Board | 1926-27 |
| Walker | W. | Wickepin | Ford | WK ● 9 | Wickepin Road Board | 1927-28 |
| Walker | W. | Tammin | Rugby | ME ● 103 | Meckering Road Board | 1927-28 |
| Walker | W. B. | Broomehill | Ford | BH ● 48 | Broomehill Road Board | 1924-25 |
| Walker | W. B. | Broom Hill | Ford | BH ● 48 | Broomehill Road Board | 1925-26 |
| Walker | W. B. | Broomehill | Ford | BH ● 48 | Broomehill Road Board | 1926-27 |
| Walker | W. B. | Broomehill | Ford | BH ● 48 | Broomehill Road Board | 1927-28 |
| Walker | W. C. | Mount Street, Claremont | Studebaker | 4909 | Metro Private Car | 1924-25 |
| Walker | W. C. H | Mount Street, Claremont | Studebaker | 4909 | Metro Private Car | 1927-28 |
| Walker | W. C. H. | Mount Street, Claremont | Studebaker | 4909 | Metro Private Car | 1923-24 |
| Walker | W. C. H. | Mount Street, Claremont | Studebaker | 4909 | Metro Private Car | 1925-26 |
| Walker | W. C. H. | Mount Street, Claremont | Studebaker | 4909 | Metro Private Car | 1926-27 |
| Walker | W. H. | Mount Street, Claremont | Car | C ● 98 | Claremont Municipality | 1917-18 |
| Walker | W. H. | Mount Street, Claremont | - | C 98 | Claremont Municipality | 1919 |
| Walker | W. J. | Bullsbrook | Chevrolet Truck | SW ● 91 | Swan Road Board | 1927-28 |
| Walker | W. K. | - | Ford | BE ● 151 | Beverley Road Board | 1924-25 |
| Walker | W. L. | Beverley | Ford | BE ● 151 | Beverley Road Board | 1925-26 |
| Walker | W. L. | Beverley | Ford | BE ● 151 | Beverley Road Board | 1925-26 |
| Walker | W. L. | Beverley | Ford | BE ● 151 | Beverley Road Board | 1926-27 |
| Walker | Wm C. H. | Mount Street, Claremont | Ford | 29 | Metro Private Car | 1925-26 |
| Walker | Wm. C. H. | Keane Street, Cottesloe | Ford | 29 | Metro Private Car | 1922-23 |
| Walker & Co | - | Marble Bar | Overland 30 H.P. | MB 1 | Marble Bar Road Board | 1916 |
| Walker & Co | - | 82 High Street, Fremantle | International Wagon | 3289 | Metro Private Car | 1924-25 |
| Walker & Co | - | - | Dodge | GM ● 37 | Gascoyne-Minilya Road Board | 1924-25 |
| Walker & Co | - | Market Street, Fremantle | International Wagon | 3289 | Metro Hire or Trade | 1925-26 |
| Walker & Co | - | Market Street, Fremantle | International Wagon | 3289 | Metro Hire or Trade | 1926-27 |
| Walker & Co | J. M. | Marble Bar | Overland 25 H.P. | MBRB 1 | Marble Bar Road Board | 1915 |
| Walker & Co | J. M. | Nullagine | To carry 5 tons | NG 3 | Nullagine Road Board | 1915 |
| Walker & Co | J.M. | Nullagine | (Lorry) 20 H.P. | NG 2 | Nullagine Road Board | 1915 |
| Walker & Holmes | - | 58-60 High Street, Fremantle | Dodge | 1905 | Metro Private Car | 1922-23 |
| Walker & Holmes | - | 60 Market Street, Fremantle | Dodge Wagon | 1905 | Metro Private Car | 1925-26 |
| Walker & Holmes | - | Market Street, Fremantle | Ford | 9716 | Metro Private Car | 1926-27 |
| Walker & Holmes | - | Market Street, Fremantle | Ford Van | 1803 | Metro Private Car | 1926-27 |
| Walker & Homes | - | Market Street, Fremantle | Ford Van | 1803 | Metro Private Car | 1925-26 |
| Walker & Walsh | - | 16 Turner Street, Mount Lawley | Thorneyoroft Wagon | 10689 | Metro Hire or Trade | 1927-28 |
| Walker and Co | - | 82 High Street, Fremantle | Int. Wagon | 3289 | Metropolitan Hire and Trade Cars | 1923-24 |
