來自葡萄牙郵政的單號以PT結尾，表示通過葡萄牙郵政寄出。葡萄牙郵政單號常以字母E開頭（國際郵政EMS快遞，國內信息可通過中國郵政EMS快遞查詢），以字母C、R、L等開頭的單號為國際郵政普通包裹，國內信息可通過中國郵政國際郵件查詢。由國內或其他國家發往葡萄牙的國際郵政EMS快遞、郵政大包、郵政小包可在此處查詢。
Supported by a strong reliable image and an irreprehensible sense of social responsibility, CTT Group gave its corporate mission - to ensure the connections among citizens, the Public Administration, the companies and organisations in general - a new dimension.
CTT Group wishes to enhance the structural values of the brand with new values, by developing innovation and environmental sustainability. Thus, CTT takes a step forward in its positioning showing responsibility towards the environment and keeping satisfying its customers.
Aware of its core activity, CTT invests in solutions with less environmental impact through new products and services that show new ways of communicating and respect the environment.
Because of its long experience, the good service it provides to the population and its closeness to the citizens, CTT enjoy a reliable image recognized with several honours.