| Morphett | John Jos. | Werocata, East Kuminin | MP8 | 1924 |
| Morrell | A. C. | Jennapullin, Northam | 5CM | 1912 |
| Morrell | A. C. | Jennapullin via Northam | 5CM | 1924 |
| Morrell | A. J. | Bulgin, Meckering | E2A and 23B, 7A | 1962 |
| Morrell | Aubrey John | Sandy Hollow, Box 24, Meckering | 0AJ | 1926 |
| Morrell | B. J. | 24868, 24858, 25146, Dowerin | B7M and 104D, 18E | 1962 |
| Morrell | C. J. | White Cottage, East Northam | CJ0 | 1912 |
| Morrell | C. J. | White Cottage, East Northam | CJ0 | 1924 |
| Morrell | C. W. | Arcadia, Minnivale | 2UM and 29D, 120E | 1962 |
| Morrell | D. K. | Crystal Brook, Pinjarra | 1DM and 34C, 113A | 1962 |
| Morrell | David T. | Jennapullin, Northam | DM7 | 1912 |
| Morrell | David T. | Jennapullin | DM7 | 1924 |
| Morrell | E. A. | Cheriton, Waeel Siding | E2A | 1912 |
| Morrell | E. A. | Cheriton, Waeel Siding | E2A | 1924 |
| Morrell | E. C. & H. A. | Hillview, Dowerin | M6S and 46C, 114E | 1962 |
| Morrell | E. C. & I. I. | Fairbanks, Dowerin | M0M and 115A, 43B | 1962 |
| Morrell | F. T. & S. D. | The Iron Barks, Greenough | RM6 and 8A, 19C | 1962 |
| Morrell | Forrest E. | Melrose Farm, Waeel | F8N | 1924 |
| Morrell | Fred | Prospect Valley, Northam | FM2 | 1924 |
| Morrell | Fred. | Prospect valley, Northam | FM2 | 1912 |
| Morrell | Jas. A. | Commonage, carnarvon | F0J | 1912 |
| Morrell | Jas. A. | Commonage, Carnarvon | F0J | 1924 |
| Morrell | Jas. W. | Forrest Hill Farm, Northam | 0NM | 1924 |
| Morrell | K. E. & D. | Dell Farm, Pingelly | K0M and 11E, 13C | 1962 |
| Morrell | K. F. & G. E. | Baroona, Kondut | KF2 and 44C, 103E | 1962 |
| Morrell | L. E. | Pinkwerry, Konnongorring | FM2 and 6D, 51F | 1962 |
| Morrell | M. O. | Essingdon, Cuballing | 1MO | 1912 |
| Morrell | M. O. | Essingdon, Cuballing | 1MO | 1924 |
| Morrell | R. & E. I. | Tamara Downs, Meckering | M9R and 7E, 71D | 1962 |
| Morrell | R. G. & E. E. | Uberin, Dowerin | R6M and 19D, 13E | 1962 |
| Morrell | Reuben E. | The Ironbarks, Greenough | RM6 | 1912 |
| Morrell | Reuben E. | The Ironbarks, Greenough | RM6 | 1924 |
| Morrell | S. A. | Hill View, Dowerin | S8M and 16C, 103A | 1962 |
| Morrell | S. F. | Fair View, Burges Siding | S3M | 1912 |
| Morrell | S. F. | Fair View, Burges' Siding | S3M | 1924 |
| Morrell | V. W. | Commonage, Carnarvon | V1M | 1912 |
| Morrell | V. W. | Commonage, Carnarvon | V1M | 1924 |
| Morrell | W. E. & M. D. | Greenwoods, Pinjarra | 8ZM and 19D, 116E | 1962 |
| Morrell & Co. | C. B. | Nittymarra, Konnongorring | S7M and 23B, 80A | 1962 |
| Morrell & Co. | E. G. | Many Waters, Wagin | F7P and 19D, 34E | 1962 |
| Morrell & Co. | F. G. | Fairview, York | S3M and 21B, 8E | 1962 |
| Morrell & Co. | I. H. | Melrose, Meckering | F8N and 39C, 33A | 1962 |
| Morrell & Co. | J. R. | A.A. Locs. 98-9-100-1-2, 126, 142, Beverley | JM7 and 26B, 44E | 1962 |
| Morrell & Hearman | - | Edaggee, Carnarvon | XO7 | 1912 |
| Morrell & Hearman | - | Edaggee, Gascoyne | XO7 | 1912 |
| Morrell & Hearman | - | Edaggee, Carnarvon | XO7 | 1924 |
| Morrell & Hearman | - | Edaggee Station, Canarvon | XO7 and 105D, 31E | 1962 |
| Morrell Bros. | - | 410, Jennapullin, via Northam | D6M and 22C, 20A | 1962 |
| Morrell Bros. | - | Mt. Rennic, via Geraldton | M7Z and 25A, 19C | 1962 |
| Morris | A. | Hill View, Moora | 8AM | 1912 |
