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

Contents

• Businesses and organisations
• Businesses
• Global humanitarian charities
• Government and politics
• Events
• Places in the United States
• Science and technology
• Other uses

IRC may also refer to:

Businesses and organisations

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

• International Rating Certificate (IRC), 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.
If an internal link led you here, you may wish to change the link to point directly to the intended article.