| Abbreviation | Definition |
|---|---|
| PolAcc | Polish Accountant |
| Poma | Pomagalski (not an acronym) |
| PONN | Protection One, Inc. |
| PONY | Pedicabs of New York |
| POP | People's Online Publishing |
| POPI | Parents Of Preschoolers Inc |
| POPI | Prime Orion Philippines Inc |
| POSC | Petrotechnical Open Software Corporation |
| POSCO | Pohang Iron and Steel Company |
| POSH | Pacific Ocean Services and Hospitality |
| POSI | Productores Organicos de la Sierra coffee co-operative |
| POSI | Professional Outsourcing Solutions Inc |
| POSITECH | Positive Technologies, Inc. |
| POT | Patterson Office Tower |
| POT | Port Of Tuscon |
| POTC | Pend Oreille Telephone Company |
| PP | Phillips Perron |
| PP | Protein Protein |
| PPA | Partners in Personal Assistance |
| PPAC | Peerless Premier Appliance Company |