| Parsons | H. H. | Nunigup, Tenterden | Q1P | 1924 |
| Parsons | H. W. | Port. 996, Kendenup | H8W and 27B, 104E | 1962 |
| Parsons | J. J. | Sussex 521, 907, 1164, Yallingup | 6PA and 27B, 3E | 1962 |
| Parsons | John | Nunigup, Tenterden | V4P | 1924 |
| Parsons | K. G. & M. A. | Macedon Park, West Popanyinning | K2P and 18B, 108A | 1962 |
| Parsons | L. A. | 25234, 20445, 23296, Korrelocking | L2P and 16D, 44E | 1962 |
| Parsons | L. F. & G. | Cloverdale, Jerramungup | LP8 and 45B, 71A | 1962 |
| Parsons | L. P. | Tarqua, West Pingelly | L1P and 15B, 26A | 1962 |
| Parsons | Leslie | Newdegate | X3P | 1924 |
| Parsons | M. T. | Hay Loc. 10, Cranbrook | M5P and 12C, 10E | 1962 |
| Parsons | O. G. | Hay Loc. 2175, Denbarker, via Mt. Barker | 0OP and 103D, 45E | 1962 |
| Parsons | O. R. | Woonijup, Tenterden | V4P and 38C, 33E | 1962 |
| Parsons | R. B. | Avon Loc. 27510, Kondinin | R9P and 104B, 49A | 1962 |
| Parsons | R. H. | Sunny Brae, West Pingelly | 7RP and 34D, 6E | 1962 |
| Parsons | R. J. | Bungalup, Cranbrook | V3P and 27D, 49E | 1962 |
| Parsons | R. S. | Lake View, Carmamah | RU2 | 1912 |
| Parsons | R. S. | Lake View, Carnamah | RU2 | 1924 |
| Parsons | S. | 1274 Albany Highway, Cannington | SP2 | 1962 |
| Parsons | S. A. | Sunnyview, Yorkrakine | S8P | 1912 |
| Parsons | S. A. | Sunnyview, Yorkrakine | S8P | 1924 |
| Parsons | S. E. | St. Ernest, Manjimup | U7L and 13C, 67A | 1962 |
| Parsons | S. S. | Sandstone, Tenterden | 4PP and 29D, 104E | 1962 |
| Parsons | T. H. & H. E. | St. Erney, Warren | U7L | 1924 |
| Parsons | Thos. | Mangerdup, Frankland River | T5P | 1912 |
| Parsons | Thos. | Mendip Glen, Balbarrup Road, via Bridgetown | 8PP | 1924 |
| Parsons | Thos. | Mangerdup, Frankland River | T5P | 1924 |
| Parsons | W. L. & T. | Parson's, Gillingarra | 1KP | 1924 |
| Parsons | Walter A. | Hillcroft West, Popanyinning | 6PA | 1924 |
| Parsons | Wm. F. | Williams Loc. 10083, Kulin | PZ3 | 1924 |
| Parsons & Co. | W. W. | Oakland, Cuballing | P5W and 102B, 17E | 1962 |
| Parsons & Green | V. C. & B. | 10278, Northcliffe | 7PG | 1962 |
| Partridge | A. A. | Priory Park, Kojonup | PP6 | 1962 |
| Partridge | A. W. | Loc. 500, Mundijong | P9V | 1924 |
| Partridge | A. W. | Yelverton Downs, Kojonup | WP4 and 22D, 110E | 1962 |
| Partridge | E. | 632, 11016-7, Bridgetown | 8EP and 104D, 24E | 1962 |
| Partridge | John | White Rocks, Brunswick | 7JP | 1912 |
| Partridge | K. F. & M. | Avon 20205, 10075, 20629, Meckering | R7W and 39C, 50A | 1962 |
| Partridge | W. S. | White Rocks, Brunswick Junction | 7JP and 14C, 34E | 1962 |
| Partridge | Walter S. | White Rocks, Brunwick Junction | 7JP | 1924 |
| Partridge Bros. | - | Broadbent, Brunswick | 6EP | 1912 |
| Partrige | Bros. | Broadbent, Brunswick Junction | 6EP | 1924 |
| Pascall | G. A. | Ramleh Farm, Narrakine, Williams | NN8 | 1924 |
| Pascall | Geo. | Hope, Westdale | GP0 | 1924 |
| Pascall | George | Hope, Westdale | GP0 | 1912 |
| Pascall & Sons | A. G. | Boogabbie, Carnamah | A7P and 27D, 4E | 1962 |
| Pascall & Sons | A. G. | Rochester Park, North Dandalup | R3S and 31B, 112E | 1962 |
| Pasco | A. W. | Nelson Loc. 4166-7 and 11216, Manjimup | A3P | 1962 |
| Pascoe | C. H. J. | Wembley, Kellerberrin | CP9 and 44D, 27E | 1962 |
| Pascoe | C. K. & M. J. | Wattledene, Mayanup | 1CP and 48B, 27A | 1962 |
| Pascoe | E. B. | 5990, 2788, Albany | 1EP and 19C, 67E | 1962 |
