| Abbreviation | Definition |
|---|---|
| NPCIL | Nuclear Power Corporation of India Ltd |
| NPCIL | Nuclear Power Corporation of India Ltd. |
| NPCL | Noida Power Company Limited |
| NPCL | Noida Power Company Ltd |
| NPCL | Not for Profit Corporation Law |
| NPCP | National Petroleum Company of PNG |
| NPCP | National Petroleum Company PNG |
| NPCSC | North Putnam Community School Corporation |
| NPD | National Parts Depot |
| NPDC | National Patent Development Corporation |
| NPDCL | Northern Power Distribution Company Limited |
| NPDCL | Northern Power Distribution Corporation Limited |
| NPDL | National Parts Distributing Ltd |
| NPDL | Next Plan Development Ltd |
| NPE | National Partnership Enterprises Limited |
| NPFI | Nicholas Poulos Film Institute |
| NPGS | Non-Profit Grocery Store |
| NPH | Nazarene Publishing House |
| NPI | National Products Inc |
| NPI | National Products, Inc. |