| Omnibus Industrial Development Corporation | daman diu | 1 | |
| Online Library Catalog, Department of Consumer Affairs | central government | 1 | |
| Online Registration, Tamil Nadu Public Service Commission | tamil nadu | 76 | |
| Ordnance Cable Factory | chandigarh | 18 | |
| Ordnance Depot Talegaon Dabhade | central government | 9 | |
| Ordnance Factory | telangana | 389 | |
| Ordnance Factory | west bengal | 45 | |
| Ordnance Factory | central government | 4 | |
| Ordnance Factory Board | rajasthan | 5186 | |
| Ordnance Factory Board, Ordnance Factory Recruitment Centre | central government | 3909 | |
| Oriental Bank Of Commerce | haryana | 360 | |
| Oriental Bank of Commerce | central government | 296 | |
| Oriental Insurance Company Limited | central government | 1 | |
| Oriental Insurance Company Ltd | delhi | 694 | |
| P.G.D.A.V. College (Eve.) (University Of Delhi) | delhi | 1 | |
| P.G.D.A.V. College, University of Delhi | delhi | 144 | |
| Pachora Taluka Co-operative Education Society Limited | maharashtra | 1 | |
| Pandit Bhagwat Dayal Sharma Post Graduate Institute of Medical Sciences | haryana | 223 | |
| Pandit Bhagwat Dayal Sharma University of Health Sciences | haryana | 1 | |
| Pandit Ravishankar Shukla University | chhattisgarh | 1 | |
| Pandit Sundarlal Sharma Open University | chhattisgarh | 4 | |
| Pandit Sunderlal Sharma Central Institute of Vocational Education | madhya pradesh | 5 | |
| Panjab University | chandigarh | 494 | |
| Panjab University Library | chandigarh | 1 | |
| Panjab University Swami Sarvanand Giri Regional Centre | punjab | 4 | |