EMS is an international postal Express Mail Service, for documents and merchandise, offered by postal operators of the Universal Postal Union (UPU) connecting more than 175 countries and territories worldwide. A priority express service – EMS takes priority over other postal services. Convenient – the EMS global network has the most customer access points in the world based on Post Office counters. Largest delivery network worldwide – EMS postal operators have the largest last mile coverage worldwide supported by the postal delivery network to reach every business and citizen in the world.