| Paynter & Co. | H. | 1306, 2477, 5601, Narrikup | H7P and 17B, 4A | 1962 |
| Peabash | (Afghan) | Commonage, Wyndham | P0V | 1924 |
| Peachey | M. B. | 25 Great Eastern Highway, Rivervale | M1P and 37C, 111E | 1962 |
| Peacock | Edward | Quellingup, York | 9PE | 1924 |
| Peacock | F. F. | 2393, 10552, 1428, 21558, 21537, 1990, 869, 2344, Quellington, Via York | 8ZV and 34B, 103E | 1962 |
| Peacock | F. H. | The Plains, Boyanup | 4FP and 34B, 31E | 1962 |
| Peacock | Fredk | Salmon Flats, Quellington | FP0 | 1912 |
| Peacock | Fredk. | Salmon Flats, Quellington | FP0 | 1924 |
| Peacock | G. C. | Rockwell, Cranbrook | TP5 and 37C, 24E | 1962 |
| Peacock | Henry | The Kraal, Boyanup | 1HP | 1928 |
| Peacock | Henry B. | Wellington Loc. 2355, Boyanup | Q5D | 1924 |
| Peacock | J. J. | Cawarra, Gardiner River | PJ1 and 9B, 11E | 1962 |
| Peacock | J. R. | Pleasant Vale, Koorda | J6P and 49D, 114E | 1962 |
| Peacock | James | Hill Farm, Quellington, via York | P8J | 1912 |
| Peacock | James | Hill Farm, Quellington, via York | P8J | 1924 |
| Peacock | John F. | Quellington, via York | 8ZV | 1925 |
| Peacock | K. J. | Avon Loc. J Lot 14, Quellington, Via York | KP0 and 34C, 105E | 1962 |
| Peacock | R. G. | 2653, 1478, Cranbrook | RP3 and 7D, 106E | 1962 |
| Peacock | S. & M. | Rockwell Farm, Cranbrook | 9TP | 1912 |
| Peacock | S. & M. | Rockwell Farm, Cranbrook | 9TP | 1924 |
| Peacock | T. W. | Rockwell, Cranbrook | TP5 | 1912 |
| Peacock | T. W. | Rockwell, Cranbrook | TP5 | 1924 |
| Peacock | Thos. | Sussex Loc. 229, Wonnerup | QP3 | 1924 |
| Peacock | Wm. | Commonage, Brunswick Junction | PE5 | 1924 |
| Peacock & Son | W. J. | Hillview, York | 7WP and 7B, 116E | 1962 |
| Peacock Bros. | - | Avon loc. No. (Balkuling) 3171-2, 5276, 10341-2, 19623-4, (Quellington) 19083-4,1967, 5896, 1573, Qellington, Via York | 9PE and 5B, 50A | 1962 |
| Pead | Mrs E. K. | Woodstock Station, Port Hedland | L0Z | 1924 |
| Pead | Mrs. E. K. | Woodstock Station, Port Hedland | L0Z | 1912 |
| Pead | S. W. G. | Blocks 15486/74, 27693/55, Bruce Rock | SP6 | 1924 |
| Peak | L. T. | Ferndale Boyanup | UN9 and 9B, 104A | 1962 |
| Peak | Sidney W. | Millvale, Dardanup | S7P | 1927 |
| Peak Hill Goldfields Ltd. | - | Peak Hill Goldfields, Peak Hill | P1H | 1912 |
| Peak Hill Goldfields Ltd. | - | Peak Hill Goldfields, Peak Hill | P1H | 1924 |
| Peakall | M. K. | Mongup, Borden | MP4 and 15B, 113A | 1962 |
| Peake | D. F. | 20 & 20P, Pithara | 4DP and 18D, 37E | 1962 |
| Peake | M. | Spanish Acres, 1895-6, 1214-5, Busselton | P1K and 17C, 4A | 1962 |
| Peake | R. & E. L. | Moorlands, Dalwallinu | M5Z and 35B, 18E | 1962 |
| Peake | Rowland Harold | Loc. 173, Westonia | X9P | 1924 |
| Peake | W. J. | Commonage, Onslow | 0PQ | 1912 |
| Peake | W. J. | Commonage, Onslow | 0PQ | 1924 |
| Pearce | A. A. | Allendale, Kojonup | P8A and 5B, 71E | 1962 |
| Pearce | A. E. & S. A. | Talawa Block Nos. 2218, 2923, 5152-3, 6143, Woogenellup | 6EP and 30D, 84E | 1962 |
| Pearce | A. H. | Commonage, Wyndham | PZ2 | 1924 |
| Pearce | A. J. | Gleneda, Mt. barker | 3GP and 28B, 26E | 1962 |
| Pearce | A. W. | Williams 9277-8, 12254, Kulin | W2P and 20C, 117A | 1962 |
| Pearce | C. E. | The Granites, Collie | P3V | 1924 |
| Pearce | C. E. | 3802, Margaret River | O1R | 1962 |
| Pearce | C. H. | Tarragang, Kununoppin | 9RR | 1912 |
| Pearce | Chas. | Fairford Dairy Farm, Kirup | ZP7 | 1924 |
| Pearce | Chas. F. | Strathclyde, Kojonup | UF7 | 1924 |
