GCI

GCI can stand for:

• Georgetown Collegiate Investors
• Guernsey Airport (IATA Code)
• The First Geneva Convention
• Ground-controlled interception i.e. radar-directed fighter aircraft.
• General Circuit Interface ISDN PCM control protocol, equivalent to IOM-2TM.
• General Communications, Inc. - Alaska telecommunications company
• Geomagnetically induced current
• Global Commerce Initiative
• Global Commons Institute
• Government College Ikorodu
• Grassroots Campaigns, Inc., a progressive political consulting organization.
• Great Coasters International, a company that builds roller coasters.
• Great Commission International
• Green Cross International
• The Global Competitiveness Index
• Glebe Collegiate Institute, a high school in Ottawa, Ontario, Canada.
• Galt Collegiate Institute, a high school in Cambridge, Ontario, Canada.
• Gannett Company Inc., a U.S. newspaper company whose ticker symbol is GCI.
• GCI railcar, a type of railcar used in the 20th century in Belgium.
• Gross Commission Income, a term used in real estate for budgeting purposes.
• Generic Call Interface, see Regina
• Glial Cytoplasmic Inclusion