The Chronicles of Narnia, a series of seven fantasy novels for children written by C. S. Lewis

Contact lens, in Hong Kong English

Cornwall, England, via its Chapman code

Confidence trick, also known as con, scam, or flim flam

Constantine (disambiguation)

In Italian musical terms used in English, it indicates "with"

Continental Oil, via its ICAO airline designator

Conn (disambiguation)

Convention (meeting), e.g. "Comic-Con"

Conning tower, a raised platform on a ship or submarine

Convict, as in ex-con, a person who has been convicted of a crime

Commander of the Order of the Niger

Concord Municipal Airport, in Concord, New Hampshire, via its IATA code

Con (TV series), secrets of the con artist revealed

Conference, e.g. “youth con” especially in Unitarian Universalist circles

Contra (disambiguation)

Pro (disambiguation)

Khan, title for a sovereign or military ruler in the Mongolian and Turkic languages

Kon (disambiguation)

Contrary (disambiguation)