In

Not to be confused with ln (with first letter "L"), the notation of the natural logarithm.

IN, In or in may refer to:

Arts and media

Music

• In (album), by the Outsiders, 1967
• In Nomine, a title given to any of numerous short pieces of English polyphonic instrumental or vocal music during the 16th and 17th centuries
• I.N (born Yang Jeong-in, 2001), South Korean singer and member of boy band Stray Kids
• "In", a song by Swans from the album The Great Annihilator

Other media

• "In", an episode of Minder
• Imperishable Night, the eighth official game in the Japanese Touhou series
• In (magazine), a Canadian LGBT digital magazine

Businesses and organizations

• Independent Network, a UK-based political association
• Indiana Northeastern Railroad (Association of American Railroads reporting mark)
• Indian Navy, a part of the India military
• Infantry, the branch of a military force that fights on foot
• IN Groupe, the producer of French official documents
• MAT Macedonian Airlines (IATA designator IN)
• Nam Air (IATA designator IN)
• Office of Intelligence and Counterintelligence, sometimes abbreviated IN

Places

• India (country code IN)
• Indiana, United States (postal code IN)
• Ingolstadt, Germany (license plate code IN)
• In, Russia, a town in the Jewish Autonomous Oblast

Science and technology

• .in, the internet top-level domain of India
• Inch (in), a unit of length
• Indium, symbol In, a chemical element
• Intelligent Network, a telecommunication network standard
• Intra-nasal (insufflation), a method of administrating some medications and vaccines
• Integrase, a retroviral enzyme
• the "is an element of" operator ∈, denoting that an expression is an element of a set

Other uses

• In (Korean name), a family name and an element in given names
• Indonesian language (former ISO 639-1 language code; "id" used since November 3, 1989)

See also

• Inn (disambiguation)
• INS (disambiguation)