CTT (Macau)
Correios de Macau (Chinese: 澳門郵政; literally "Macau Post"), formerly CTT Correios de Macau, is a department under the Government of Macau responsible for postal services.
The acronym CTT comes from the former name of the department in Portuguese: Correios, Telégrafos e Telefones (meaning Posts, Telegraphs and Telephones), which is still the same of the Portuguese Postal Services.
Read more about CTT (Macau): Postal History, Post Offices, Post Boxes