INP may stand for:INP (database), an early database system developed at the University of California, Berkeley Integrated National Police, a forerunner of the Philippine National Police Illinois Newspaper Project Industry and Business Party, a Norwegian political party Budker Institute of Nuclear Physics National Polytechnic Institutes (France) Peruvian Navy, see List of airline codes (P) Iñapari language Indium phosphide (InP) InPage a word processor and page layout program EPANET a geographic information system for modelling water distribution systems Ice nucleaction particle