Organizations
- Cigna (CG), Connecticut General Life Insurance Company, formed in Hartford in 1865
- Airlines PNG IATA code
- Chappe et Gessalin, a French automobile maker
- Central of Georgia Railway, constructed to join the Macon and Western Railroad at Macon, Georgia and run to Savannah, Georgia in the USA
- Colorado General, abbreviated name of Colorado General Hospital, former name of University of Colorado Hospital
- Common Ground (NYC), a non-profit that builds and runs supportive housing in New York City, and elsewhere.
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