What is "correios"

Empresa Brasileira de Correios e Telégrafos , abbreviated as ECT, also known as Correios, is a state-owned company that operates the national postal service of Brazil since the seventeenth century.

The company created and manages the Brazilian postal code system known as Código de Endereçamento Postal. It also provides e-commerce platform (CorreiosNet Shopping), banking (Banco Postal) acting as proxy of Banco do Brasil, Boleto bill payment collection and express mail service Sedex, with its international service network reaching more than 220 countries worldwide. It is the largest employer in Brazil with more than 109,000 own employees and outsourced, being the only company to be present in all municipalities in the country, with a wide network of owned and franchised units. The company is fully owned by the Federal Government of Brazil and subordinated to the Ministry of Communications.