| NPL | Nabha Power Limited 
| Others |
| NPL | Name Processing List
| Others |
| NPL | Nancys Postfix Language
| Others |
| NPL | Nanoscale Prototyping Laboratory
| Others |
| NPL | Naperville Public Library
| Others |
| NPL | Nashville Public Library
| Others |
| NPL | Nashville Public Library's
| Others |
| NPL | National Phone Losers
| Others |
| NPL | National Physical Laboratory
| Others |
| NPL | National Physics Laboratory
| Others |
| NPL | National Poker League
| Others |
| NPL | National Pony League
| Others |
| NPL | National Pop League
| Others |
| NPL | National Premier Leagues
| Others |
| NPL | National Priorities List
| Others |
| NPL | National Priority List
| Others |
| NPL | National PUBG League
| Others |
| NPL | National Puzzlers' League
| Others |
| NPL | Netscape Public License
| Others |
| NPL | Network Password List
| Others |
| NPL | Neutral Protamine Lyspro
| Others |
| NPL | Neutrophil Polymorphonuclear Leucocyte
| Others |
| NPL | Nevada Poker League
| Others |
| NPL | New Personality and Life
| Others |
| NPL | New Plymouth Airport
| Others |
| NPL | New Plymouth, New Zealand
| Others |
| NPL | Newark Public Library
| Others |
| NPL | Nikon Pulsed Laser
| Others |
| NPL | No (zero) Phonon Line
| Others |
| NPL | No Perceived Light
| Others |
| NPL | No Perception of Light
| Others |
| NPL | NOAAPORT Liaison
| Others |
| NPL | Non Parametric Linkage
| Others |
| NPL | Non Partisan League
| Others |
| NPL | Non Patent Literature
| Others |
| NPL | Non Performing Loan
| Others |
| NPL | Non Performing Loans
| Others |
| NPL | Non Procedural Language
| Others |
| NPL | Non Profit License
| Others |
| NPL | Non-Partisan League
| Others |
| NPL | Non-Performing Loan
| Others |
| NPL | Nonlinear Programming Language
| Others |
| NPL | Norfolk Public Library
| Others |
| NPL | Normal Power Level
| Others |
| NPL | Normal Public Library
| Others |
| NPL | Normally Pressured Lance
| Others |
| NPL | Norristown Public Library
| Others |
| NPL | North Park Lounge
| Others |
| NPL | Northern Premier League
| Others |
| NPL | Not For Profits Licence
| Others |
| NPL | Not Proper Label
| Others |
| NPL | Nuclear Plasma Laboratory
| Others |