| Surname | First Name | Second Initial | Rank, Position, Grade, &c. | Where Employed | Salary or Rate of Pay [£.s.d] | Per | Allowances |
| Oag | William | Fireman | Wellington | 10.00 | Day | ||
| Oakes | John | Fitter | Honeysuckle Point | 10.06 | Day | ||
| Oakes | Samuel | Carriage Builder | Eveleigh | 10.06 | Day | ||
| O'Brien | Ellen | Upholstress | Eveleigh | 4.06 | Day | ||
| O'Brien | George | Driver | Hamilton | 14.00 | Day | ||
| O'Brien | James | Wagon Builder | Eveleigh | 10.00 | Day | ||
| O'Brien | John | Labourer | Eveleigh | 7.00 | Day | ||
| O'Brien | John | Labourer | Eveleigh | 7.06 | Day | ||
| O'Brien | William | Wagon Builder | Eveleigh | 10.00 | Day | ||
| O'Brien, | John | Boilermakers' Helper | Eveleigh | 7.00 | Day | ||
| Obson | Fowler | Striker | Junee | 7.00 | Day | ||
| O'Connell | Chris. | Painters' Assistant | Eveleigh | 6.00 | Day | ||
| O'Connell | John | Carriage Builder | Eveleigh | 10.00 | Day | ||
| O'Connell | John | Fireman | Hamilton | 10.00 | Day | ||
| O'Connell | Michael | Carriage Builder | Eveleigh | 11.00 | Day | ||
| O'Connor | Matthew | Cleaner | Bourke | 5.00 | Day | ||
| O'Connor | Maurice | Fuelman | Harden | 6.06 | Day | ||
| O'Connor | Richard | Fireman | Bathurst | 10.00 | Day | ||
| O'Connor | Thomas | Cleaner | Eveleigh | 5.06 | Day | ||
| O'Connor | William | Carriage & Wagon Builder | Junee | 9.00 | Day | ||
| O'Danaghoe | Andrew | Storeman | Bathurst | 7.06 | Day | ||
| O'Dea | Claude | Casual Cleaner | Bathurst | 5.00 | Day | ||
| O'Donaghoe | Philip | Clerk | Bathurst | 130.00.00 | Annum | ||
| O'Donnell | James | Fitter | Eveleigh | 10.00 | Day | ||
| O'Donnell | John | Casual Cleaner | Eveleigh | 4.00 | Day | ||
| Ogden | Reginald | Apprentice | Eveleigh | 3.00 | Day | ||
| Ogden | Robert | Fitter | Eveleigh | 10.00 | Day | ||
| Ogilvie | Charles | Fitter | Murrurundi | 11.00 | Day | ||
| Ogilvie | John | Driver | Junee | 14.00 | Day | ||
| Ogilvie | Joseph | Fireman | Harden | 10.00 | Day | ||
| Ogilvie | Robert | Casual Cleaner | Junee | 3.03 | Day | ||
| O'Grady | Augustus | Cleaner | Homebush | 5.00 | Day | ||
| O'Halloran | Patrick | Foreman, Sawmill | Eveleigh | 235.00.00 | Annum | ||
| O'Keefe | James | Boilermaker | Eveleigh | 10.04 | Day | ||
| O'Keefe | John | Boilermaker | Eveleigh | 10.00 | Day | ||
| O'Keeffee | Henry | Fireman | Werris Creek | 8.00 | Day | ||
| O'Leary | Frederick | Fuelman | Cowra | 7.06 | Day | ||
| Oliver | Edward | Driver | Bathurst | 14.00 | Day | ||
| Olliffe | Gustave | Wagon-builder | Sydney | 9.06 | Day | ||
| Olsen | Hans | Carriage & Wagon Examiner | Clyde | 8.00 | Day | ||
| O'Malley | John | F | Springmaker | Eveleigh | 7.00 | Day | |
| O'Mara | James | Carriage-builder | Sydney | 10.00 | Day | ||
| O'Meara | George | Storeman | Eveleigh | 8.00 | Day | ||
| O'Neile | James | Office Boy | Murrurundi | 15.00 | Week | ||
| O'Neill | Andrew | Timekeeper | Eveleigh | 145.00.00 | Annum | ||
| O'Neill | Charles | Lifters' Assistant | Eveleigh | 7.06 | Day | ||
| O'Neill | Edward | Labourer | Eveleigh | 7.06 | Day | ||
| O'Neill | James | Boilermaker | Eveleigh | 10.00 | Day | ||
| O'Neill | Patrick | Cleaner | Picton | 6.00 | Day | ||
| O'Regan | James | Clerk | Eveleigh | 155.00.00 | Annum | ||
| Orerton | John | Boilermaker | Eveleigh | 10.04 | Day | ||
| Orme | John | Fitter | Clyde | 10.00 | Day | ||
| Osborn | Thomas | Carriage Builder | Eveleigh | 10.00 | Day | ||
| Osborne | Alfred | Blacksmith | Junee | 11.00 | Day | ||
| Osborne | Dudley | Striker | Eveleigh | 7.00 | Day | ||
| Osborne | Ernest | Casual Cleaner | Junee | 4.00 | Day | ||
| Osborne | Jesse | Cleaner | Junee | 5.06 | Day | ||
| Osborne | William | Carriage Builder | Eveleigh | 10.00 | Day | ||
| Osborne | William | Watchman | Eveleigh | 7.00 | Day | ||
| Osborne | William | Fuelman | Eveleigh | 7.06 | Day | ||
| O'Shannessy | Jas. | Fireman | Junee | 8.00 | Day | ||
| O'Shea | James | Pumper | Boggabri | 8.00 | Day | ||
| O'Shea | Jeremiah | Fireman | Armidale | 10.00 | Day | ||
| O'Shea | John | Driver | Bathurst | 14.00 | Day | ||
| O'Shea | Thomas | Fuelman | Werris Creek | 6.06 | Day | ||
| Osmond | Albert | Fireman | Hamilton | 8.00 | Day | ||
| Ostinga | Henry | Boilermaker | Eveleigh | 10.00 | Day | ||
| O'Sullivan | Daniel | Driver | Junee | 14.00 | Day | ||
| O'Sullivan | James | Labourer | Junee | 7.00 | Day | ||
| Ottaway | Alfred | Fireman | Wellington | 8.00 | Day | ||
| Ottaway | Alfred | Boilermaker | Wellington | 11.00 | Day | ||
| Ottaway | George | Cleaner | Wellington | 5.06 | Day | ||
| Ould | Christopher | Gas Foreman | Newcastle | 11.05 | Day | ||
| Ould | Samuel | Turner | Sydney | 11.00 | Day | ||
| Outridge | William | Fireman | Penrith | 10.00 | Day | ||
| Owen | Henry | Fuelman | Werris Creek | 6.06 | Day | ||
| Owen | John | Shop Boy | Eveleigh | 4.00 | Day | ||
| Owen | William | Fitter | Eveleigh | 10.06 | Day | ||
| Owens | Alfred | Ironmoulder | Eveleigh | 10.00 | Day | ||
| Owens | William | Boilermakers' Helper | Eveleigh | 7.00 | Day | ||
| Oxenham | Richard | Fireman | Eveleigh | 10.00 | Day | ||
| Oxley | James | Labourer | Eveleigh | 7.00 | Day |