| Purser | Geo. H. | Melbourne Locs. 1502 and 8, Piawaning | Y1Q | 1924 |
| Purser | J. Y. | Riverside, Moora | J1Y | 1912 |
| Purser | J. Y. | Riverside, Moora | J1Y | 1924 |
| Purser | Jas. | Loc. 3000, Wellington, Collie | 2PU | 1924 |
| Purser | John | Commonage, Moora | P1J | 1912 |
| Purser | John | Commonage, Moora | P1J | 1924 |
| Purser | Jos. | Commonage, Mogumber | P3J | 1924 |
| Purser | Joseph | Commonage, Mogumber | P3J | 1912 |
| Purser | S. A. | Bindoon, Mulbeena | SP0 | 1912 |
| Purser | S. A. | Bindoon, Mulbecna | SP0 | 1924 |
| Purser | W. | Glen Carrie, Moora | J1Y and 14D, 106E | 1962 |
| Purser & Son | G. H. | Corio, Piawaning | Y1Q and 37C, 36A | 1962 |
| Purtle | S. J. | Loc. 1623, Maida Vale | S7P and 18B, 110E | 1962 |
| Purtle | W. J. | 53 Terrace Road, Guildford | 6BP | 1962 |
| Purton | Arthur | Forrest Dale Farm, Kirup East | P4U | 1924 |
| Purves | N. A. | Ashton Poultry Farm, Armadale | NA6 | 1962 |
| Pusey | Clara | Maydale, Wagerup | CP9 | 1912 |
| Pusey | Clara | Maydale, Wagerup | CP9 | 1924 |
| Pusey | Mand J. M. | Queen's Park | M1P | 1924 |
| Pusey | Maud J. M. | Woodlupine | M1P | 1912 |
| Pusey | W. J. | Merrdale, Wagerup | WP9 | 1912 |
| Pusey | W. J. | Merrydale, Wagerup | WP9 | 1924 |
| Pustkuchen | E. (Mrs) | Strathmore, Baandee | EP7 and 37C, 102E | 1962 |
| Pustkuchen | E. E. | Azalea, North Baandee | PX1 and 10D, 110E | 1962 |
| Pustkuchen | K. A. | Rose Brook, Parkerville lots 56-7-8-9, Stoneville | 9LF and 102B, 21E | 1962 |
| Putland | K. A. | Kyalla, Wellington Loc. 1291, Darkan | 7KP and 46B, 33A | 1962 |
| Puttick | M. O. G. | Loc. 8149, 9401, 9410, Middlesex, via Manjimup | 6IX and 84C, 30E | 1962 |
| Puttick | R. H. W. | Pepperdale, Manjimup | 4RX and 4C, 30E | 1962 |
| Puzey | A. | Mundaring Lot 88, Mahogany Creek | A6P and 104B, 14A | 1962 |
| Puzey | F. R. | Locs. 1883-4, Yelverton | Y5X | 1962 |
| Pybus | W. Ralph | Clifton, Cunderdin | 3RP | 1912 |
| Pybus | W. Ralph | Clifton, Cunderdin | 3RP | 1924 |
| Pyke | Chas. T. | York and Claremont | 3CP | 1912 |
| Pyke | Chas. T. | York and Claremont | 3CP | 1924 |
| Pyke | F. W. | Aldersyde, East Pingelly | 3FP | 1912 |
| Pyke | F. W. | Aldersyde, East Pingelly | 3FP | 1924 |
| Pyke | F. W. | Aldersyde, East Pingelly | X4P | 1924 |
| Pyne | F. W. | Plieades, Jitarning | 1PE and 45C, 25E | 1962 |
| Quadrio | Egidio | Seglio, Waterloo | EQ6 | 1924 |
| Quadrio | Peter | Commonage, Cue | P3Q | 1924 |
| Quadrio Bros. | - | Loc. 15, 297-8, Dardanup | EQ6 and 40D, 18E | 1962 |
| Quaife | G. F. | 9400, 9407-8-9 Part, 9412, Middlesex, via Manjimup | FQ1 | 1962 |
| Quaife | John | H. Farm, Donnybrook | BQ9 | 1912 |
| Quaife | John | H. Farm, Donnybrook | BQ9 | 1924 |
| Quain | J. & M. | Ninghan Loc. 79, 91, 1536-8, 1532, Ballidu | 2QB and 12C, 24E | 1962 |
| Quain | J. P. | Rathkeale, Ballidu | 2QB | 1924 |
| Quain | V. | Swan Loc. 1352, Bullsbrook East | XV1 and 16B, 14A | 1962 |
| Quarmby & Son | R. D. | Stanley Park, Coorow | O1U and 50B, 22A | 1962 |
| Quarrells | W. J. | Forrest Lodge, Jarnadup | W2Q | 1912 |
| Quarrells | W. J. | Forrest Lodge, Jardanup | W2Q | 1924 |
