| Nicholson | S. | Jilbadgi Loc. 209 and 218, Moorine Rock | P0T and 37A, 50C | 1962 |
| Nicholson | S. | Bombie, Moorine Rock | S7N and 48B, 54F | 1962 |
| Nicholson | S. R. & R. M. | Glen Elder, Benjinup | 8ME and 31E, 49B | 1962 |
| Nicholson | W. | Bonnie Doon 61-7-8-9, Moorine Rock | 6WN and 42A, 42B | 1962 |
| Nicholson | W. G. | Barossa, Avon 18153, Narembeen | WN6 and 80C, 48A | 1962 |
| Nicholson Grazing Co. | - | Nicholson Station Pastoral Lease 396/499, via Wyndham | OO6 and 15D, 15E | 1962 |
| Nicholson Grazing Co. Ltd. | - | Nicholson Hall's Creek | OO6 | 1924 |
| Nichoson | E. J. H. | Wissanger, West Swan | EN0 | 1924 |
| Nickels | H. H. | Studley Park, Minnievale | B0F | 1926 |
| Nickle | W. G. | Caringa, East Wagin | NG6 | 1924 |
| Nickolls | Robt. Wm. | Mt. Keith, via Lawlers | KN6 | 1924 |
| Nickoloplos | F. L. | Athenia, Nannup | 4FN | 1962 |
| Nicol | A. & H. J. | Avon 22714-6, 15955, Ninghan 3518, 1823, Mukinbudin | 4AN and 45C, 84E | 1962 |
| Nicol | B. W. | 5711, Mt. Barker | 5BN and 116E, 12C | 1962 |
| Nicol | G. J. | Mossgiel, Upper Preston, Lowden | 2UH | 1924 |
| Nicol | J. A. | Preston Vale, Mt. Barker | 3AN and 113B, 105E | 1962 |
| Nicol | R. | Avon Loc. 23283, Mukinbudin | Y4Q | 1924 |
| Nicol | W. | 1410, 1474, 1057, Pt. Loc. 16, Lots 778 to 785, Mt. Barker | W7N and 26A, 28B | 1962 |
| Nicol & Gooch | Alice L. & G. | Carnarvon | 0AE | 1924 |
| Nicol Bros. | - | Bannister Lagoon, Canning Vale | B9N | 1924 |
| Nicolaou & Son | Y. A. | Florina, Bridgetown | N0S and 113E, 8D | 1962 |
| Nicoletti | A. | Yilgarn Loc. 294, North Westonia | AN1 and 26D, 23E | 1962 |
| Nicoli | J. | Avon Loc. 12386, Pt. 16513, 17740, Greenhills | JN1 and 28B, 12E | 1962 |
| Nicolls | J. R. | Wynnstay, Kodj Kodjin Trayning | 6RN | 1912 |
| Nicolls | J. R. | Wynnstay, Kodj Kodjin | 6RN | 1924 |
| Nicols | W. A. | Koobelup, Katanning | WJ7 and 8A, 35B | 1962 |
| Nicolson & Mackay | - | Netherwood, Dumbleyung | 8NM | 1924 |
| Nieland | Thos. Josh. | Richmond Park, Wokalup | RM5 | 1912 |
| Nieland | Thos. Josh. | Richmond Park, Wokalup | RM5 | 1924 |
| Nielsen | J. P. | Pandora Park, Boundain Narrogin East | 7PN | 1912 |
| Nielsen | J. P. | Pandora Park, Boundain, Narrogin East | 7PN | 1924 |
| Nielson | Jacob P. | Livery Stables, Narrogin | P7N | 1912 |
| Nielson | Jacob P. | Livery Stables, Narrogin | P7N | 1924 |
| Nieuenhuyze | M. M. & M. | Weldsgift, Kirup | 6EN and 36D, 114E | 1962 |
| Nilimah Pastoral Coy. | - | Nilimah Station, Hamelin Pool | 1NE | 1924 |
| Nilsson | A. | Devon Farm, Cowcowing | N2D | 1912 |
| Nilsson | A. | Devon Farm, Cowcowing | N2D | 1924 |
| Nilsson | B. C. | Wadonga, Gabbin | VN1 | 1924 |
| Nilsson | S. V. | Glengarry, Margaret River | 3JN and 17C, 18E | 1962 |
| Nimberrin Development Co. | - | Roe 2213, 2370, Hyden | M5G and 84D, 39E | 1962 |
| Nind | A. E. | Edward Street, Beverley | A8N | 1912 |
| Nind | A. E. | Edward Street, Beverley | A8N | 1924 |
| Nind | W. | Majakin, Greenhills | 4AM | 1912 |
| Nind | W. | Majakin, Greenhills | 4:00:00AM | 1924 |
| Nindethana Farm | - | Nindethana, Canna | 0SJ and 41B, 46E | 1962 |
| Ningham Pastoral Co. | - | Ningham Station, via Wubin | Z9E and 102C, 13E | 1962 |
| Nishi | William | Farm, Moonyoonka | 5WN | 1912 |
| Nishi | William | Farm, Moonyoonooka | 5WN | 1924 |
| Nissen | P. C. | Cumminer Valley, Chittering Brook, Bullsbrook | N8P | 1924 |
| Nita Downs Station | - | Nita Downs, via Broome | ND0 and 46B, 25A | 1962 |
