| Abbreviation | Definition |
|---|---|
| NPRC | National Property REIT Corp |
| NPROS | Network Professionals |
| NPS | Nikon Professional Services |
| NPS | Norminal Pipe Size |
| NPSB | Nescaya Palma Sdn, Bhd |
| NPSC | Northeast Pharmacy Service Corp |
| NPSC | Northeast Pharmacy Service Corporation |
| NPSS | National Pediatric Support Services, Inc. |
| NPTC | New Perspectives Theatre Company |
| NPTG | National Pool Tile Group |
| NPTG | Networks Plus Technology Group |
| NPTG | Networks Plus Technology Group, Inc |
| NPTH | Namibia Post and Telecommunications Holdings |
| NPVG | New Providence Veterinary Group, P. A. |
| NPW | NewProductWorks |
| NQB | National Quality Board |
| NQC | North Quabbin Computer |
| NQF | Neal Quality Feeds |
| NQG | Network Quality Group |
| NQI | Network Quality Intelligence |