The State of Colorado is a state located in the Rocky Mountain region of the United States of America. Colorado may also be considered to be a part of the Western and Southwestern regions of the United States. The United States Census Bureau estimates...

In the list of Amtrak station codes, the code for Columbus, Ohio

ISO 3166-1 3-letter country code for Colombia

Colonel (IPA: /ˈkɜrnəl/) is a military rank of a commissioned officer, with corresponding ranks existing in almost every country in the world. The rank of Colonel is one of the oldest in existence, dating as far back as the time of the Roman Empire....

Commonwealth of Learning

City of license in broadcasting

Column (database)

Combined Construction and Operating License for nuclear power in the United States

COL is the ICAO airline designator for Columbia Airlines Limited, Canada

COL is the ICAO airline designator for Columbia Airlines Limited, Canada