| Buttfield | Herbert W. | Merilup, via East Wagin | BO4 | 1924 |
| Cuthbert | S. A. | Merilup | Z4C | 1924 |
| Gauld | R. | Craigstone, Merilup, via Dumbleyung | YW9 and 114A, 23B | 1962 |
| Grant | John | Loc.12133 Roadside Mail, Merilup | Y6G | 1924 |
| Gray | A. & C. | Merilup 10589-90---1, Kukerin | 7PU and 48B,6E | 1962 |
| Harn | Percy & Alfred | Loc. 10764, Merilup, East Wagin | 8PA | 1924 |
| Harris | W. H. A. | Red Hill, Merilup, East Wagin | HY8 | 1924 |
| Kent | R. S. | Merilup, Kukerin | A8K and 30B, 102E | 1962 |
| Lawrance | G. H. | Merilup farm, Dumbleyung | L0K | 1924 |
| Lawrence | G. H. | Merilup Farm, Dumbleyung | L0K | 1912 |
| Malcolm & Co. Ltd. | - | Merilup, East Wagin | M9O | 1924 |
| Mayer | Gladys Emile | Cui Bono, Merilup Road, East Dumbleyung | GM4 | 1926 |
| Parker | John | Williams Loc. 8467, Merilup | PZ8 | 1925 |
| Plunkett | Chas. | Williams Loc. 10591, Merilup, E. Wagin | 7PU | 1924 |
| Roberts | Alfred M. G. | Williams Loc. 10604, Merilup | Y4R | 1924 |
| Taylor | V. O. | Pettyvale, Merilup, East Wagin | V6T | 1924 |
| Walker | Charles | Williams Loc. 10587, Merilup, via Dumbleyung | 2CV | 1924 |
| Walker | Robt. | Merilup, via Dumbleyung | QW5 | 1924 |
| Webster | Arthur | Merilup | XZ4 | 1924 |
| Wilster Bros | - | Merilup, East Wagin | Z4W | 1924 |
