ISP (disambiguation)

ISP often refers to Internet service provider. ISP may also refer to:

Places

 * Islip railway station (Network Rail station code ISP), England
 * Long Island MacArthur Airport (IATA Airport code ISP), New York, US

Education

 * Information Society Project, at Yale Law School
 * Institute of Southern Punjab, a university in Pakistan
 * Instituto Superior Politécnico, a university in São Tomé and Príncipe
 * Institut supérieur de philosophie, the Higher Institute of Philosophy in Louvain-la-Neuve, Belgium
 * Integrated science program, an honors program at Northwestern University
 * International School of Panama
 * International School of Paris, France
 * International School of Prague, Czech Republic
 * Petnica Science Center (Istraživačka Stanica Petnica)

Law enforcement

 * Idaho State Police
 * Illinois State Police
 * Indiana State Police
 * Iowa State Patrol
 * Iowa State Penitentiary, Fort Madison, Iowa, US

Organizations and agencies

 * Illinois State Police
 * Indiana State Police
 * Independence for Scotland Party
 * Independent Socialist Party (disambiguation), in several countries
 * ISP Sports, US marketing and broadcast company
 * National Inspectorate of Strategic Products (Sweden) (Inspektionen för strategiska produkter)
 * Institute of Sales Promotion, UK
 * Integrated Service Provider, a type of logistics services firm
 * Intesa Sanpaolo, Italian bank
 * Sovereign and Popular Italy (Italia Sovrana e Popolare), Italian political party

Computing

 * Image signal processor
 * In-system programming, of programmable logic devices in-circuit
 * Information Systems Professional, an information technology title and post-nominal
 * Interface segregation principle, a principle of object-oriented design
 * Internet service provider, an organization that provides services for accessing, using, or participating in the Internet
 * ISP Formal Verification Tool, a verification tool for MPI (Message Passing Interface) programs

Other uses in science and technology

 * Imperial smelting process, in zinc smelting
 * Polarization in astronomy, interstellar polarization
 * Specific impulse (Isp), a measure of rocket and jet efficiency