| Particulate Organic Matter | Academic & Science |
| Princeton Ocean Model | Academic & Science |
| Piles of Money | Accounts and Finance |
| Port Moresby | Airport Code |
| Patch-O-Matic | Business |
| Production And Operations Management | Business |
| Purchase Order Management | Business |
| Project Object Model | Business |
| Polymet Mining Corporation | Business |
| Production Operations Management | Business |
| A Position Of Mortgage | Business |
| Public Order Member | Business |
| Production and Operation Management | Business Management |
| Partial Oxidation of Methane | Chemistry |
| Properties of Matter | Chemistry |
| Parade Of Ministry | Community |
| Puddle Of Mudd | Community |
| Park On Meter | Community |
| Possessors Of Money | Community |
| Performance Operation And Maintenance | Computing |
| Port Monitor | Computing |
| Persistent Object Manager | Computing |
| Provisioning Object Manager | Computing |
| Pluggable Optical Module | Computing |
| Pomeranian | Cryptocurrency |
| PomPom | Cryptocurrency |
| Palette Of The Month | General |
| Person Of Merit | General |
| Prisioner Of The Mother | General |
| Pooped Out Mom | General |
| Poor Old Mama | General |
| Postal Operations Manual | General |
| Piece Of Meat | General |
| Peace Of Mind | General |
| Prisioner Of Mother | General |
| Programmable Operating Matrix | General |
| Person Of The Motherland | General |
| Prisoner Of The Motherland | General |
| Pirates Of Mayhem | General |
| A Prisoner Of Matriculation | General |
| Page Of Madness | General |
| Program Operations Manual | General |
| Prepare Observe Move | General |
| Prisoner of Millbank | General |
| Portugal O Meeting | General |
| Plastics Outperforming Metals | General |
| Preparation Observation Manoeuvre | General |
| Perverted Old Man | General |
| Phase Of Moon | General |
| Phase Of the Moon | General |
| Procedural Oxygen Mask | General |
| Possession Of Marijuana | General |
| Personal Ozone Monitor | General |
| Property Operational Maintenance | General |
| Park-O-Meter | General |
| Pinzgauer Owners Malaysia | General |
| Plant Operations and Maintenance | General |
| Program Objective Memoranda | General |
| Programme Of Measures | General |
| Photonics Online Meetup | General |
| Polyoxymethylene (Acetal) | General |
| Prisoners Of Motherland | Governmental |
| Program Objective Memorandum | Governmental |
| Port Of Melbourne | Governmental |
| Plane Of Mischief | Governmental |
| Pick Off Mirror | Governmental |
| PUNTHOTTAM | Indian Railway Station |
| Prescription-Only Medicine | Medical |
| Pain On Motion | Medical |
| Pommy | Medical |
| preoptic medial nucleus | Medical |
| proopiomelanotropin | Medical |
| Purulent Otitis Media | Medical |
| Prescription Only Medicines | Medical |
| Physician Organization of Michigan | Medical |
| Prisoner of Mother | Messaging |
| Peach of Mind | Messaging |
| Preparation for Overseas Movement | Military and Defence |
| Program Objectives Memorandum | Military and Defence |
| Prisoner of Motherland | Military and Defence |
| Pool Operation Management | Real Estate |
| Prisoners Of Mother | Regional |
| Pallet-only Mode | Space Science |
| Printer Output Microfilm | Space Science |
