| Nicholls | F. H. | Kellerberrin | Ford | KE ● 130 | Kellerberrin Road Board | 1927-28 |
| Nicholls | J. F. H. | Kellerberrin | Ford Truck | KE ● 329 | Kellerberrin Road Board | 1927-28 |
| Nicholls | W. W. | Doodlakine | Hillman | KE ● 359 | Kellerberrin Road Board | 1927-28 |
| Nichols & Dunn | - | Holyoake | Chevrolet | MY ● 49 | Murray Road Board | 1924-25 |
| Nickels | Lily S. | 16 Marmion Street, North Perth | Chevrolet | 4057 | Metro Private Car | 1927-28 |
| Nicol | G. | Mount Barker | Ford | PL ● 123 | Plantagenet Road Board | 1925-26 |
| Nicol | G. | Mount Barker | Ford | PL ● 123 | Plantagenet Road Board | 1926-27 |
| Nicol | Geo. | Mount Barker | Ford | PL ● 8 | Plantagenet Road Board | 1927-28 |
| Noack | W. F. | Kellerberrin | E.M.F. 30 H.P. | K 1 | Kellerberrin Road Board | 1915 |
| Noack | W. F. | Kellerberrin | E.M.F. 30 H.P. | KE 1 | Kellerberrin Road Board | 1916 |
| Noack | W. F. | Kellerberrin | Ford 20 H.P. | KE 9 | Kellerberrin Road Board | 1916 |
| Noack | W. F. | Baandee | Ford | KE ● 13 | Kellerberring Road Board | 1923-24 |
| Noak | W. F. | Kellerberrin | Ford 20 H.P. | KE ● 9 | Kellerberrin Road Board | 1917-18 |
| Noake | W. F. | Baandee | Chevrolet | MD ● 12 | Merredin Road Board | 1927-28 |
| Nock | A. W. | - | Cycle 3½ H.P. Motorcycle | ME 21 | Meckering Road Board | 1916 |
| Nock | F. A. | Yorkrakine | Ford | KE ● 57 | Kellerberring Road Board | 1923-24 |
| Nock | F. A. | Yorkrakine | Ford | KE ● 57 | Kellerberrin Road Board | 1924-25 |
| Nock | F. A. | Yorkrakine | Chevrolet | KE ● 57 | Kellerberrin Road Board | 1925-26 |
| Nock | F. A. | Yorkrakine | Chevrolet | KE ● 57 | Kellerberrin Road Board | 1926-27 |
| Nock | F. A. | Kellerberrin | Fiat | KE ● 308 | Kellerberrin Road Board | 1927-28 |
| Nock | R. & L. | Yorkrakine | Durant | ME ● 313 | Meckering Road Board | 1927-28 |
| Noel | A. W. | Barker Road, Belmont | Victory | 3318 | Metropolitan Hire and Trade Cars | 1923-24 |
| Noel | Alfred W. | Barker Road, Belmont | Victory | 2399 | Metro Private Car | 1922-23 |
| Nokes | Geo. | Leonora | Ford 20 H.P. | ML ● 8 | Leonora-Malcolm Road Board | 1917-18 |
| Nolan | T. J. L. | 35 Havelock Street, Perth | Studebaker | 3323 | Metropolitan Hire and Trade Cars | 1923-24 |
| Nolan | T. J. L. | 196 Goderich Street, East Perth | Studebaker | 3323 | Metro Private Car | 1924-25 |
| Nolan | T. J. L. | 196 Goderich Street, East Perth | Studebaker | 3323 | Metro Hire or Trade | 1925-26 |
| Nolan | T. J. L. | 196 Goderich Street, East Perth | Studebaker | 3323 | Metro Hire or Trade | 1926-27 |
| Nolan | T. J. L. | 196 Goderich Street, East Perth | Studebaker | 3323 | Metro Hire or Trade | 1927-28 |
| Nook | R. & L. | Tammin | Ford Truck | ME ● 265 | Meckering Road Board | 1927-28 |
| Noonan | J. | Broken Hill Hotel, Victoria Park | Stephens | 5055 | Metro Private Car | 1926-27 |
| Nordahl | A. | 366 Barker Road | - | S 145 | Subiaco Municipality | 1919 |
| Norkett | E. G. | Peel Estate | Gray Truck | RO ● 33 | Rockingham Road Board | 1925-26 |
| Norkett | E. G. | Peel Estate | Gray Truck | RO ● 33 | Rockingham Road Board | 1926-27 |
| Norkett | E. G. | Peel Estate | Gray Truck | RO ● 33 | Rockingham Road Board | 1927-28 |
| Norris | C. E. | Dowerin | Studebaker | D ● 51 | Dowerin Road Board | 1926-27 |
| Norris | C. E. | Dowerin | Studebaker | D ● 51 | Dowerin Road Board | 1927-28 |
| Norris | W. R. | Wickepin | Buick | WK ● 105 | Wickepin Road Board | 1925-26 |
| Norris | Wm R. | East Pingelly | Buick | WK ● 105 | Wickepin Road Board | 1924-25 |
| North | C. F. J. | Forrest Street, Cottesloe | Studebaker | 2827 | Metro Private Car | 1926-27 |
| North | C. F. J. | Forrest Street, Cottesloe | Studebaker | 2827 | Metro Private Car | 1927-28 |
| Northcott | J. G. | Boulder | Studebaker 12-15 H.P. | B 9 | Boulder Municipality | 1915 |
| Northwood | F. J. | Narrogin | Studebaker | NGN 34 | Narrogin Municipality | 1925-26 |
| Norton | G. | 33 Walcott Street | Kerry Abingdon 3½ H.P. Motorcycle | P 724 | Perth Municipality | 1915 |
| Norton | G. J. | Cherkerup | Chevrolet | A ● 57 | Albany Road Board | 1927-28 |
| Noske | A. E. | 24 Grosvenor Road, North Perth | Ford | 2883 | Metro Private Car | 1924-25 |
| Noske | A. E. Mrs | 24 Grosvenor Road, North Perth | Ford | 2883 | Metro Private Car | 1923-24 |
| Noske | Mrs A. E. | 24 Grosvenor Road, North Perth | Ford | 2883 | Metro Private Car | 1925-26 |
| Noske | Mrs A. E. | 24 Grosvenor Road, North Perth | Ford | 2883 | Metro Private Car | 1926-27 |
| Nottage | R. B. | Tammin | Ford | ME ● 109 | Meckering Road Board | 1925-26 |
