COI Communications
🔊/ˌsiː əʊ ˌaɪ kəˌmjuːnɪˈkeɪʃnz/
🔊/ˌsiː əʊ ˌaɪ kəˌmjuːnɪˈkeɪʃnz/
(abbreviation COI)
a British government department formed in 1946 to write and publish information and advertising for the government and other public service organizations. It was closed down in 2011.