| Acronym | Definition |
|---|
| INP | Input |
| INP | Institut National Polytechnique (French: National Polytechnic Institute; various locations) |
| INP | Indium Phosphide |
| INP | In Process |
| INP | Intelligent Networking Pack (Hp) |
| INP | Instytut Nauk Politycznych (Polish: Institute of Political Science) |
| INP | Ibm Network Processor |
| INP | Instant Notification Payment |
| INP | Input Port |
| INP | Inhibit Presentation |
| INP | Impulse Noise Protection |
| INP | Iraqi National Police |
| INP | In-Network Programming (computing) |
| INP | Itatiaia National Park (Brazil) |
| INP | Innovative Naval Prototype (US Navy) |
| INP | Interim Number Portability |
| INP | Infrastructure Needs Program (USAID) |
| INP | Introduction of New Products |
| INP | Independence National Park (Philadelphia, PA) |
| INP | If Not Possible |
| INP | Ireland Newfoundland Partnership |
| INP | Irving National Park (Saint John, NB, Canada) |
| INP | Intelligent Network Processor |
| INP | Internet Nomenclator Project |
| INP | Infrastructure National Partnership (UK) |
| INP | Internet Nodal Processor |
| INP | International News Photo |
| INP | Infoscreen Networks Plc |
| INP | International Network for Peace (anti-violence group) |
| INP | Information Needs Project |
| INP | I'm Not Perfect |
| INP | International Network Planning |
| INP | Integration Planner |