| Palmer | T. G. | Homestead, Williams | 3TP | 1912 |
| Palmer | T. G. | Homestead, Williams | 3TP | 1924 |
| Palmer | W. | Wellingto Loc. 780-1-2-4, 775, 613, Collie | HP9 and 106B, 18E | 1962 |
| Palmer | W. T. G. | Homestead, Williams | WPS | 1912 |
| Palmer | W. T. G. | Homestead, Williams | WP8 | 1924 |
| Palmer | Warren C. | Clinton Farm, Noggerup | XP9 | 1924 |
| Palmer | William | River View, Collie | W0P | 1924 |
| Palmer | William Alex | Commonage, Bridgetown | PA4 | 1924 |
| Palmer | William John | Broome Farm, Kojonup | 5PR | 1924 |
| Palmer | Wm. | River View, Collie | W0P | 1912 |
| Palmer & Co. | J. L. | Cranham, Kojonup | 9PU and 21C, 15A | 1962 |
| Palmer & Gollan | W. C. & A. B. | Woodlands, Noggerup | 0GH | 1924 |
| Palmer Bros. | - | Lot 363, Ongerup | N2P | 1924 |
| Palmer Pty. Ltd. | R. & N. | Minuka, Collie | MB0 and 9B, 116E | 1962 |
| Palomar Estate | - | Beaufort, Crathie and Palomar, Kojonup and Broomehill | A9M and 18D, 11E | 1962 |
| Pan | P. | Wokerina, Geraldton | 4PP and 30D, 115E | 1962 |
| Pancoust | F. A. | Locs. 16583-4, 25489, Wyalkatchem | FP3 and 5B, 102A | 1962 |
| Panetta | V. | Korijekup Lot Nos. 136-8, 214, Harvey | V8P | 1962 |
| Panizza | B. | Trevino, Southern Cross | BP4 and 103B, 103A | 1962 |
| Panizza | B. | Aprelia, Murray Loc. 53 C.G., 54 C.G., 30 C.G. and 1455, Waroona | D3P and 8B, 67A | 1962 |
| Panizza | B. A. & P. M. | Mt. Vernon Station, Meekatharra | 2AM and 4C, 24E | 1962 |
| Panizza | P. | Yerrala, Burekup | 0PP and 19D, 12E | 1962 |
| Panizza | P. J. | 347, 2824, 496, Dardanup | 0XP and 103D, 7E | 1962 |
| Panizza | R. B. | Rockdale, Boyanup | PA8 and 17B, 21A | 1962 |
| Panizza | T. A. | Grassy Valley, Dardanup | BP6 and 13C, 71A | 1962 |
| Pankhurst | William | East Pithara | 5PV | 1924 |
| Pannell | G. & J. | Glenbrae, Yoting | P7L and 12D, 34E | 1962 |
| Pannell | P. & C. | Keoringle, Quairading | P6C and 6B, 32A | 1962 |
| Pantall | Bernard | Bernleigh, Broome Hill | BP4 | 1924 |
| Panting | G. E. | Krandu Downs, South Stirling | GP5 and 38B, 21A | 1962 |
| Panting | George F. T. | 214 Group Settlement, Peel Estate, P.O. Oakford | GP5 | 1927 |
| Pantzalis | T. | 15964, 15971, 22236, 25474, 26644, Mukinbudin | 8TP and 41B, 110A | 1962 |
| Papalia & Sons | R. | 23 and 24 Wellington Loc. Brunswick | 5RP and 49C, 111A | 1962 |
| Papatraicu | S. N. | Sofialand, Hester | SP0 | 1962 |
| Pape | A. J. | Ferndale, Cranbrook | A9P and 32C, 109E | 1962 |
| Pape | J. C. (jnr.) | Hay Loc. 906, Mt. Barker | C4H and 29B, 39A | 1962 |
| Paper Collar Grazing Co. | - | Paper Collar Gully, South Borden | PC8 and 38B, 16A | 1962 |
| Parakuela Station | - | Lease 330/96, Hamelin Pool | P1Q | 1924 |
| Paramor | H. L. | Araleun, Hines Hill | 7LP | 1912 |
| Paramor | H. L. | Araleun, Hine's Hill | 7LP | 1924 |
| Paranthoiene | J. J. | Kent Loc. 389, Pingrup | NY4 | 1924 |
| Pardelup Prison Farm | - | Pardelup Prison Farm, via Mt. Barker | P/|\P and 11C, 46A | 1962 |
| Pardoo Pastoral Co. | - | Pardoo Pl. 394, 734 ands 735, Pt. Hedland | 7UT and 28C, 52F | 1962 |
| Parer & Jones | - | Bull's Head Farm, Collgar Merredin | 2JP | 1928 |
| Parfitt | E. | Storelly Brook, Herne Hill | 8UP | 1924 |
| Parish | J. W. | Commonage, Carnarvon | 9JP | 1912 |
| Parish | J. W. | Commonage, Carnarvon | 9JP | 1924 |
| Parish | S. | Farnley Loc. 3180, Smith Brook, Manjimup | S5P | 1962 |
| Park | A. G. S | Airlee Farm, Moordiarrup Kojonup | S0P | 1928 |
| Park | A. J. | Fremantle Road, Victoria Park | 9PK | 1924 |
