Pricing & Classification DMM Advisory

Message board to keep postal customers informed of changes to mailing standards, services, and prices.

December 22, 2021

UPDATE 213: International Mail Service Updates Related to COVID-19

On December 22, 2021, the Postal Service™ received a notification from Liechtensteinische Post, the designated postal operator of Liechtenstein, advising that the special measures implemented as a result of COVID-19 will be lifted as of December 27, 2021. From that date on, deliveries throughout Liechtenstein will take place as normal on a daily basis.

Unless otherwise noted, service updates to a particular country do not affect delivery of military and diplomatic mail.

This service update affects Priority Mail Express International® (PMEI), Priority Mail International® (PMI), First-Class Mail International® (FCMI), First-Class Package International Service® (FCPIS®), International Priority Airmail® (IPA®), International Surface Air Lift® (ISAL®), and M-Bag® items.

The DMM Advisory will continue to provide updates as they are received. For a full list of international service disruptions, please visit