As informed by Universal Postal Union (UPU), UPU will cease to provide EDI messaging services to the designated operator of Sao Tome and Principe effective from 16th May, 2017. For inquiries about the international mails of Sao Tome and Principe, please call our Express Mail Service (EMS) and Parcel Service at: 2859 6688 (EMS) and 83968514 (Parcel Area).