Internet Relay Chat (IRC) is an internet messaging protocol.

IRC may also refer to:

Businesses and organisations

Businesses

• IRC Limited, a Hong-Kong–based mining firm (founded 2010)
• IRC Tire, a Japanese tyre manufacturer (founded 1926)

Global humanitarian charities

• IRC (organization), a water/sanitation think tank (formed 1968 in The Hague)
• International Red Cross and Red Crescent Movement (formed 1863 in Geneva)
• International Rescue Committee, for refugees (formed 1933 in New York)
• International Rescue Corps, for urban search and rescue (formed 1981 in Scotland)

Government and politics

• Immigration, Refugees and Citizenship Canada (formed 1994)
• Immigration removal centres, United Kingdom (from 2002)
• Australian Industrial Relations Commission (1988–2010)
• Industrial Reorganisation Corporation, United Kingdom (1966–1970)
• Inland Regional Center, for disabled Californians (formed 1971)
• Independence Republic of Sardinia, an Italian separatist party (formed 2002)

Events

• International Rostrum of Composers, a contemporary classical music forum
• Intercontinental Rally Challenge, a rally championship

Places in the United States

• Circle City Airport, Alaska (IATA:IRC)
• Indian River County, Florida

Science and technology

• IRC (sailing), a system of handicapping sailboats and yachts for the purpose of racing
• Two-Micron Sky Survey catalogue entries have the form IRC followed by a five-digit number, standing for infrared catalogue
  • IRC -10414, a red supergiant star
  • IRC +10420, a yellow hypergiant star
• Incrementally related carriers, a standard for video channel frequencies
• Infrared reflective coating, on a type of incandescent light bulb
• IRC-Galleria, a social networking website in Finland commonly called "IRC"
• Intrinsic reaction coordinate in the analysis of the energy profile of a chemical reaction

Other uses

• Immigration removal centre, a UK immigration detention facility
• Infrared reflective coating, on insulated glazing
• Internal Revenue Code, the US federal tax code
• International reply coupon, used to post a letter to most countries
• International Residential Code, a set of codes and standards; see International Building Code

This disambiguation page lists articles associated with the title IRC.
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