| Norton | W. | H. F. 11118/74, East Highbury | WN0 | 1924 |
| Norton | Wm. sen | Riverside Farm, Mt. Kokeby | 0NW | 1924 |
| Norton & Son | E. | Woodville, Narrikup | EN6 and 11B, 33A | 1962 |
| Norwood | A. C. | Waddington, Victoria Plains | AN0 | 1912 |
| Norwood | A. C. | Waddington, Victoria Plains | AN0 | 1924 |
| Norwood | Harry | Bandawing, Waddington | YX0 | 1925 |
| Norwood | Jno. | Gillingarra, Victoria Plains | NJ4 | 1912 |
| Norwood | Jno. | Gillingarra, Victoria Plains | NJ4 | 1924 |
| Norwood | Selina V. | Waddington, Victoria Plains | SV3 | 1912 |
| Norwood | Selina V. | Waddington, Victoria Plains | SV3 | 1924 |
| Norwood & Sons | G. E. | 20021, Bruce Rock | EN7 and 36B, 3A | 1962 |
| Noske | D. E. | Deepdene, Williams | NS2 and 15E, 13D | 1962 |
| Noske | P. G. | Williams Locs. 4707-8, Williams | 1PN and 53F, 27D | 1962 |
| Noske & Sievers | - | Bendigo Downs, Nannine | 8ZQ | 1925 |
| Nossenheim | August | Commonage, Burtville | AN7 | 1912 |
| Nossenheim | August | Commonage, Burtville | AN7 | 1924 |
| Notley | L. R. G. | Newak, Kulin | 1RN and 25B, 80A | 1962 |
| Notman | John F. F. | Brookside Group 33, Loc. 246, Oldbury via Mundijong | AA2 | 1926 |
| Nott | Alan R. | Kuranda, 24 Richardson Street, West Perth | 1RN | 1924 |
| Nott | C. E. A. | Gunyawarildai, Gosnells | C0N and 39C, 71E | 1962 |
| Nottage | B. W. | Hatherley, Tammin | Q7B and 45D, 51F | 1962 |
| Nottage | R. B. | The Levels, Tammin | R7N and 9D, 80E | 1962 |
| Nottle | C. G. | Navan, Dangin | N3C and 116D, 53F | 1962 |
| Nottle | Edward C. | Malebelling, via New York | 1EN | 1924 |
| Nottle | Est. of Late J. E. | Locs. 8654-8, 7555, 11951, 12080, 13700, Dangin | N4J and 6D, 13E | 1962 |
| Nottle | G. | Part Loc. U, York | GN6 and 31B, 15E | 1962 |
| Nottle | Geo. | Homesdale, Beverley | GN6 | 1924 |
| Nottle | H. G. B. | Loc. 112 and 164, Narrogin | B7N and 26D, 31E | 1962 |
| Nottle | J. E. | Pindarling, Greenhills | N4J | 1912 |
| Nottle | J. E. | Pindarling, Greenhills | N4J | 1924 |
| Nottle | R. E. | Essingdon, Cuballing | N5R and 20D, 115E | 1962 |
| Nottle | R. J. | Moral Dale, Dulbelling | 5NR | 1924 |
| Nottle | R. J. J. | A. 1065, Jerramungup | RN1 and 16C, 115E | 1962 |
| Nottle | R. N. M. & J. M. | Deloraine, Kweda | RN5 and 17D, 112E | 1962 |
| Nottle | S. E. & E. M. | Yerilla, Kweda | 1EN and 12B, 116A | 1962 |
| Nottle | W. H. | Chrybalis, West Pingelly | I7N and 41B, 44A | 1962 |
| Nourse | W. A. & Thornett S. D. C. | Crowlands Farm, Denmark | N8T | 1912 |
| Nourse & Thornett | W. A. & S. D. C. | Crowlands Farm, Denmark | N8T | 1924 |
| Nowland | A. F. | Onnsland, Tammin | AN4 | 1912 |
| Nowland | A. F. | Onnsland, Tammin | AN4 | 1924 |
| Noye | T. | Avon Loc. 6235, Kellerberrin | VN9 | 1924 |
| Nugent | Arthur P. | Avon Loc. 24604, North Burracoppin | 5QU | 1925 |
| Nugent | D. A. | Wild Croft, Yallingup | AO3 and 14C, 106A | 1962 |
| Nugent | Ellen | Block 3710, East Yornaning | N7E | 1924 |
| Nugent | W L | Eden Park Estate, Kelmscott | NK4 | 1912 |
| Nugent | W. L. | Eden Park Estate, Kelmscott | NK4 | 1924 |
| Nullaga Pty. Ltd. | - | Boulder Hill, Boddington | 1NP and 22D, 52F | 1962 |
| Nunan | Cornelius | The Pines, Osborne Park | ZQ8 | 1925 |
| Nunan | E. & W. J. | Hillcrest, East Katanning | 8NE and 17B, 41E | 1962 |
| Nunan | H. T. | Daldaning, Kellerberrin | 8NQ and 20D, 10E | 1962 |
